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SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN category ON category.patent = patent.patent AND category.type = patent.type WHERE (category.class = '174') AND (category.subclass = '161R') ORDER BY patent ASC, type

Total of 73 patents found where: Class is '174'; Subclass is '161R';

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T / S Patent Date Description Patentee Category Assigned To
 1886
U 336,828 February 23, 1886 Insulator
Hanger for lamp
TRAVIS, Charles L.
Hanger  
 1888
U 390,741 October 9, 1888 Insulator or Bracket Support for Electric Wires
miscellaneous odd pin type with curved pinhole
ADAMS, Thomas E.
Miscellaneous  
 1889
U Specimen known 403,491 May 14, 1889 Insulating Device for Line Wires
Tree hanger split octagon shaped forestry insulator referred to as the Victor
SMITH, Thomas J.
Tree The E. S. Greeley & Co.
U 415,504 November 19, 1889 Insulator
Insulator with internal spring to hold tension on the wire
FOWLER, George
Spring  
 1890
U Specimen known 418,766 January 7, 1890 Support for Electric Conductors
Brodie tree insulator with large lag screw and adjustable position.
SMITH, Joseph Brodie
Tree  
 1891
U 444,879 January 20, 1891 Insulator
Tree hanger
ELKINS, Charles
Tree  
U 459,843 September 22, 1891 Insulator
Hanger knob
THOMAS, Van A.
Hanger 1/2 to Andrew Ross
 1892
U 481,132 August 16, 1892 Insulator
Device and insulator for suspending wires using one or more insulators encased in a metal sphere with wire suspended by means of a bolt or hook set in the center of the two halves of the spherical insulator (see 286,681)
BOWEN, William J.
Insulator William Hubbard
 1893
U 492,394 February 28, 1893 Insulator Bracket
Bracket, adjustable angle with spring end for threads
EICHBERG, William N.
Bracket  
 1894
U 517,634 April 3, 1894 Pin for Insulators
Pin for use with oil cup, CD 244 (see 524,659)
WINSLOW, George H.
Insulator  
 1897
U 586,700 July 20, 1897 Electric Line Insulator
Bracket for insulator on moveable (adjustable angle) base
TRACY, John J.
Bracket  
 1898
U 605,741 June 14, 1898 Strain Insulator
Strain, adjustable insulator of composition & iron (Brown p. 30)
MCCARTHY, Louis
Strain  
 1899
U Specimen known 621,661 March 21, 1899 Insulator
Cleat - self-tying (pivot-mounted) (found on U-184)
HARLOE, Morton
BLOES, Wilton S.
Cleat  
U Specimen known 626,065 May 30, 1899 Insulator
Tree hanger
HOLMES, Welles E.
Tree  
 1901
U Specimen known 669,691 March 12, 1901 Insulator for Electric Wires
Two-piece self-tying insulator (found on U-184)
HARLOE, Morton
Self-tying Miscellaneous 1/2 to Wilton S. Bloes
U Specimen known 682,709 September 17, 1901 Insulator
Knob to support underground conduit electric railways
JENKINS, Wilton F.
Knob  
 1904
U 760,620 May 24, 1904 Insulator Bracket
Bracket with lag screw to mount a glass insulator
GRANT, Francis Jones
Bracket  
 1905
U 802,096 October 17, 1905 Tree Insulator
Tree hanger
DUNTON, Charles W.
Tree 1/2 to Frank Field
 1907
U 865,473 September 10, 1907 Break Arm for Electric Wiring
Adjustable steel bracket for pintype insulators for crossarms, buildings, etc.
ARTHUR, Walter A.
Bracket  
U 873,700 December 10, 1907 Rotating Bracket for the Suspension of Electric Wires
Steel pin that will swing horizontally when line wire is brushed by movement of tree limbs
BUCKBEE, Charles E.
Pin  
 1908
U 887,996 May 19, 1908 Combined Insulator and Lamp Hanger
Hanger for lamp
BURGE, James M.
Hanger  
U Specimen known 905,141 December 1, 1908 Insulator
Strain similar to CD 1130, CD 1131, CD 1138, CD 1140, CD 1142 but with intersecting grooves
BOGUE, Lawrence L.
Insulator  
 1909
U 915,330 March 16, 1909 Insulator and Wire Clamp
Self-tying twist lock type
BLACKBURN, Jasper
Self-tying Twist  
U 930,527 August 10, 1909 Automatically Adjustable Strain Insulator House Fixture
Wireholder for strain service and attached to a house for a drop wire
BURGE, Charles S.
Wireholder  
 1910
U Specimen known 947,274 January 25, 1910 Suspension Device for Insulators
Suspension with ball and socket coupling
AUSTIN, Arthur O.
Suspension The Akron Hi-Potential Porcelain Co.
U 949,604 February 15, 1910 System of Insulation
Thimble shaped suspension insulator separated by tubular insulator
STEINBERGER, Louis
Thimble  
U 973,409 October 18, 1910 Insulated Hanger
Tree hanger comprised of cylinder with center groove
CRABBE, Edward
Tree  
U 979,840 December 27, 1910 Insulator Base
Insulator base to support a high voltage insulator on a building roof to allow the conductor to enter the roof
GODDARD, Walter T.
Insulator Base Locke Insulator Mfg. Co.
 1911
U 989,231 April 11, 1911 Insulator Support
Knob bracket
CHAMBERLAIN, Wilbur L.
Knob  
U 1,010,077 November 28, 1911 Strain Insulator
Wood strain insulator with metal caps and eyelet on one end
SCHAAKE, William
Strain Westinghouse Electric & Mfg. Co.
U Specimen known 1,010,920 December 5, 1911 High Tension Insulator
Suspension cap and pin design using simple locking pin
KENNEY, Benjamin D.
Suspension The R. Thomas & Sons Co.
 1913
U 1,075,217 October 7, 1913 High Voltage Insulator
Suspension, cap design to allow easy connection using a spring-loaded clip
MAXWELL, Marshall P.
Suspension  
 1916
U 1,177,354 March 28, 1916 Line Insulator
Suspension interconnecting linking device
RANSOM, Daniel Parke
Suspension  
U 1,182,191 May 9, 1916 Support for Insulators
Bracket, metal with spring to relieve horizontal strain
MALLOY, John W.
GILMAN, John
Bracket  
 1917
U 1,230,521 June 19, 1917 Bracket
Tree insulator similar to the Cutter CD 1038 except with diagonal slot to secure wire, two holes for nails and two holes for tying to tree limbs
ROSS, George
Insulator  
U 1,248,498 December 4, 1917 Suspension Device for Insulators
Suspension pin to link disks
JACKSON, Ray P.
SCHAAKE, William
Suspension Westinghouse Electric & Mfg. Co.
 1918
U Specimen known 1,258,802 March 12, 1918 Insulator Support
Tree type - swinging type with bracket and roller on pin type insulator
MORGAN, Andrew J.
Tree  
U 1,271,596 July 9, 1918 Insulator Support
Bracket for knobs
MAYER, Walter S.
Bracket Electric Service Supplies Co.
U 1,274,555 August 6, 1918 Choke Coil Mounting
Secure mounting of a choke coil on top of two multipart insulators fitted with metal brackets clamped to the crown (see 1,574,964 and 1,663,007)
JACOBS, Ernest H.
Choke Coil Electrical Engineers Equipment Co.
U 1,282,876 October 29, 1918 Line Conductor Support
Tree hanger with spool and lag screw
KYLE, William D.
Tree  
U 1,286,010 November 26, 1918 Suspension Device
Suspension pin to link disks
JACKSON, Ray P.
Suspension Westinghouse Electric & Mfg. Co.
 1919
U 1,305,712 June 3, 1919 Insulator Cap
Suspension cap to receive hook with pin to fin in cap
GODDARD, Walter T.
Suspension  
U 1,315,633 September 9, 1919 Insulator Support
Bracket for knobs
MCFEATERS, George H.
Bracket  
U 1,324,559 December 9, 1919 Insulating Support
Suspension cap and pin to improve strength of connection
LANYON, Samuel H.
Suspension  
U 1,326,307 December 30, 1919 Method of and Means for Supporting Electric Conductors
Rod type insulators used as suspension insulators for high voltage conductors.
THOMAS, Percy H.
Suspension  
 1920
U 1,339,391 May 11, 1920 Support for Line Conductors
Bracket with insulator attached to eye formed in the bracket allowing the insulator to swing freely.
HENDEE, Lem E.
   
U 1,362,221 December 14, 1920 Compensating Wire Support
Metal bracket composed of two curved angle supports for three insulators to yield and absorb the strain and weight of telephone and telegraph lines
BLACKMORE, Charles C.
Bracket  
 1924
U 1,504,859 August 12, 1924 Adjustable Secondary Rack
An adjustable wireholder rack bracket whick allows the spool insulators to be adjusted up or down.
BRADY, William P.
Bracket  
 1926
U Specimen known 1,595,653 August 10, 1926 Tree Insulator
Tree hanger - self-tying twist lock with lag screw
GAMMON, Thomas E.
AVERILL, Henry D.
Tree 1/2 to Line Material Co.
U 1,608,029 November 23, 1926 Insulator
Suspension insulator
LOCKE, Fred M.
Suspension  
 1927
U 1,650,034 November 22, 1927 Insulator
Suspension with slotted metal cap for pin linkage
OSBORNE, David H.
Suspension Locke Insulator Corp.
U 1,654,047 December 27, 1927 Strain Insulator
Strain insulator with steel covering whereby the porcelain insulator is in compression
LAPP, John S.
Strain Lapp Insulator Co.
 1929
U 1,710,880 April 30, 1929 Insulator Stack
Pedestal type stackable insulators with metal flanges that can be easily adjusted
LAPP, John S.
Pedestal Lapp Insulator Co., Inc.
U 1,712,900 May 14, 1929 Method of Making Forged Insulator Caps
Method to manufacture steel cap for suspension disks
OSBORNE, David H.
Manufacturing Locke Insulator Corp.
U 1,738,188 December 3, 1929 Insulating Support
Suspension cap, pin and connector
LANYON, Samuel Herbert
Suspension Lapp Insulator Co.
 1931
U 1,819,380 August 18, 1931 Insulator Connection
Suspension insulator cap and pin that can be locked in securely
OSBORNE, David H.
Suspension Locke Insulator Corp.
 1932
U 1,882,486 October 11, 1932 Insulator
Tree hanger grips the wire like a hand
COLE, William H.
Tree  
U 1,891,708 December 20, 1932 Insulator Cotter and Mode of Use
Suspension insulator cap and cotter pin permanent assembled that cannot be removed except with a special device
GALLOWAY, Howard L.
Suspension Locke Insulator Corp.
 1933
U Specimen known 1,892,798 January 3, 1933 Cable Rider
Cable support tray (specimens are not uncommon to find)
ELMER, William B.
AVILA, Charles F.
Miscellaneous Charles B. Elmer
U 1,910,333 May 23, 1933 Insulator Connection
Suspension with special cotter pin to prevent cap and pin from coming disconnected
HAWLEY, Kent A.
Suspension Locke Insulator Corp.
 1934
U 1,954,592 April 10, 1934 Wire Support
Wireholder
KLINGEL, Edward L.
Wireholder  
U 1,961,434 June 5, 1934 Adjustable Insulator Bracket
Odd bracket for two spools to hold line wire at varying angles when mounted in a tree with a lag screw
SMEAD, Donald G.
Bracket  
 1935
U 1,994,266 March 12, 1935 Insulator
Suspension cap design to allow for expansion of the cap without breaking off the insulator head
AUSTIN, Arthur O.
Suspension The Ohio Brass Co.
 1936
U 2,050,510 August 11, 1936 Cable Saddle
Cable rack insulator for supporting heavy cables by simply laying the cable in the rack insulator.
THOMS, Alexander P.
KELLER, Carl A.
Cable Rack  
 1938
U 2,139,332 December 6, 1938 Wire Holder
Wireholder with lag screw
PITTMAN, Ralph R.
WALSH, Carroll H.
Wireholder  
 1942
U 2,296,679 September 22, 1942 Service Drop Insulator
Service drop bracket and insulator to tie-off multiple service lines from one main conductor
MACK, Edward A.
Service Drop Line Material Co.
U 2,300,674 November 3, 1942 Secondary Rack
Bracket for wireholders or rack spools. Each insulator bracket is easily connected or attached to the supporting bracket.
JOHNS, George McDonald
RICHARD, Thomas T.
Bracket/wireholder Smith-Johns Inc.
U 2,302,883 November 24, 1942 Method of Stringing and Sagging Wires and Apparatus for Use Therein
Bracket for wireholders or rack spools that allow the spool insulator to swivel out away from the bracket for easily working on the line wire and insulator (see 2,519,694)
OLIVIER, Leon J.
Bracket  
 1951
U 2,571,495 October 16, 1951 Adjustable Insulator Bracket
Wireholder bracket for secondary rack insulators that also functions to aid in stringing the wire without damage to the bracket.
STEINMAYER, Alwin G.
Wireholder/bracket/rack Spool McGraw Electric Co.
 1952
U 2,623,094 December 23, 1952 Resiliently Mounted Spool Type Insulator
Rubber bushing for mounting Case type & rack type spool insulators
MARKLEY, William F.
Rubber Western Union Telegraph Co.
 1953
U 2,625,581 January 13, 1953 Guy Insulator
Heavy duty guy strain insulator
JENNER, Ralph L.
FIERO, Carl D.
Strain Lapp Insulator Co., Inc.
U 2,650,263 August 25, 1953 Bracket Construction
Wireholder bracket for secondary rack insulators that also functions to aid in stringing the wire without damage to the bracket.
STEINMAYER, Alwin G.
Wireholder/bracket/rack Spool McGraw Electric Co.
 1956
U 2,740,827 April 3, 1956 Insulator Bracket
Wireholder bracket for secondary rack insulators that also functions to aid in stringing the wire without damage to the bracket.
SMALLEY, Burton M.
Wireholder/bracket/rack Spool Joslyn Mfg. & Supply Co.

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