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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 = '207') ORDER BY date ASC, patent, type

Total of 40 patents found where: Class is '174'; Subclass is '207';

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T / S Patent Date Description Patentee Category Assigned To
 1884
U 298,594 May 13, 1884 Terminal Insulator
Spool (skirted) with bracket to act as terminal wire support		 LEWIS, Joseph Slater
 Spool 1/2 to William P. Thompson
 1886
U 336,828 February 23, 1886 Insulator
Hanger for lamp		 TRAVIS, Charles L.
 Hanger  
 1887
U 372,940 November 8, 1887 Insulating Joint
Glass ball to insulate a hanging lamp fixture from the support		 SODEN, Francis H.
GOEHST, Henry
 Insulating Joint  
 1909
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 973,409 October 18, 1910 Insulated Hanger
Tree hanger comprised of cylinder with center groove		 CRABBE, Edward
 Tree  
 1914
U 1,085,813 February 3, 1914 Insulator and Current Distributor
Miscellaneous style with attachment for multiple current distributors (see 1,043,321)		 KNUTZ, Ernest H.
 Miscellaneous  
 1915
U 1,160,543 November 16, 1915 High Voltage Strain Insulator
Suspension made of Electrose units		 STEINBERGER, Louis
 Electrose  
 1917
U 1,212,703 January 16, 1917 Disk Type Chain Insulator
Suspension made of Electrose with special interlocking links		 STEINBERGER, Louis
 Suspension  
U 1,212,707 January 16, 1917 Detachable Connection for Chain Links
Link connectors for Electrose suspension disks		 STEINBERGER, Louis
 Suspension  
U 1,217,508 February 27, 1917 Insulator
Strain and suspension with special metal links for superior strength		 SCHAAKE, William
 Strain/suspension Westinghouse Electric & Mfg. Co.
 1919
U 1,290,147 January 7, 1919 Dead End for Electric and Telephone Wires
Dead-ending method using two strain insulators		 FAIRCLOUGH, Harry
 Dead-end  
 1922
U 1,429,110 September 12, 1922 Insulator
Suspension, special U-bolt links and hook for Hewlett disks		 SEAVEY, Haller D.
 Suspension Maxwell Engr & Mfg. Co.
 1923
U 1,458,811 June 12, 1923 Insulator Connector
Link for Hewlett suspension disk (see 1,633,399)		 ECKERT, Grandon E.
 Suspension The R. Thomas & Sons Co.
 1924
U 1,479,155 January 1, 1924 Insulator Support or Bracket
Bracket for wireholder knobs		 PEIRCE, JR., Charles L.
 Bracket 1/2 to Hubbard & Co.
 1925
U 1,524,407 January 27, 1925 Insulator for Suspended High Tension Electric Wires
Strain for horizontal with cupped ends with downward drip edges		 RENAUDIN, Alfred
 Strain  
U Specimen known 1,526,168 February 10, 1925 Insulator Link
Suspension links for Hewlett disks		 MARVIN, Richard H.
 Suspension The R. Thomas & Sons Co.
U 1,555,289 September 29, 1925 Insulator
Strain insulator connecting hardware		 JACKSON, Ray P.
 Strain Westinghouse Electric & Mfg. Co.
 1927
U 1,633,399 June 21, 1927 Insulator Fitting
Link for Hewlett suspension disk (see 1,458,811)		 ECKERT, Grandon E.
 Suspension The R. Thomas & Sons Co.
U 1,652,506 December 13, 1927 Link-Type Insulator
Suspension bell-shaped link type with special U-shaped cable links		 WAHLBERG, Nils A.
 Suspension Westinghouse Electric & Mfg. Co.
 1928
U 1,657,924 January 31, 1928 Chain Link for Insulators
Link for Hewlett suspension insulator		 GOUVERNEUR, Minor F. H.
GOUVERNEUR, Fairfax H.
 Suspension Locke Insulator Corp.
U 1,683,109 September 4, 1928 Conductor Support
Bracket to hold strain insulators on a crossarm for deadending		 SNYDER, Edward B.
 Bracket The Ohio Brass Co.
U 1,688,011 October 16, 1928 Insulator
Strain for guy wires with special wire connecting links		 GOUVERNEUR, Minor F. H.
 Strain Locke Insulator Corp.
U 1,688,015 October 16, 1928 Insulator
Strain for guy wires with special wire connecting links		 GOUVERNEUR, Minor F. H.
 Strain Locke Insulator Corp.
U Specimen known 1,690,291 November 6, 1928 Insulator
Suspension flying saucer type with special link design		 GOUVERNEUR, Minor F. H.
 Suspension Locke Insulator Corp.
 1929
U 1,708,876 April 9, 1929 Insulator
Suspension Hewlett links made of formed sheet metal		 ECKERT, Grandon E.
 Suspension The R. Thomas & Sons Co.
U 1,712,556 May 14, 1929 Insulator Suspension Link
Suspension links for Hewlett disks that are ductile and pliable		 GOUVERNEUR, Minor F. H.
 Suspension Locke Insulator Corp.
U 1,712,557 May 14, 1929 Link Liner
Ductile and pliable liner for the holes in Hewletts to cushion link contact		 GOUVERNEUR, Minor F. H.
 Suspension Locke Insulator Corp.
U 1,734,167 November 5, 1929 Suspension Insulator Fitting
Link design for Hewlett suspension disks to reduce movement		 HOLMES, Henry R.
 Suspension The R. Thomas & Sons Co.
 1930
U 1,755,032 April 15, 1930 Insulator
Post insulator made up of Hewlett disks		 SLEEMAN, Harold P.
 Post Type The R. Thomas & Sons Co.
U Specimen known 1,772,184 August 5, 1930 Dead End Wire Connection
Deadend insulator with insulator that fit in steel loop bracket (RACO deadend bracket)		 LAVARACK, William H. B.
PATTERSON, Ray
 Deadend  
U 1,780,246 November 4, 1930 Glass Insulator and Method of Making Same
Suspension glass Hewlett design with embedded/loose fitting metal brackets		 ROWLAND, Davidge H.
 Suspension Locke Insulator Corp.
 1931
U 1,794,934 March 3, 1931 Insulator Connector
Bracket for strain insulator		 WALBERG, Nils A.
 Bracket Westinghouse Electric & Mfg. Co.
U 1,824,767 September 29, 1931 Insulator Connector
Metal linkage for link-type suspension insulators similar to Hewlett or pork liver		 BARROW, George M.
 Suspension Westinghouse Electric & Mfg. Co.
 1932
U 1,886,984 November 8, 1932 Insulator Structure
Radio strain insulator for antennas		 STATON, Harry C.
 Radio  
 1933
U 1,913,305 June 6, 1933 Suspension Means for Guy Strain Insulators
Guy strain insulators connected by means of special metal hardware		 GOUVERNEUR, Minor F. H.
 Strain Locke Insulator Corp.
 1934
U Specimen known 1,952,517 March 27, 1934 Insulator
Post type insulator with metal brackets bolted on with U-bolt to stack insulators or attach equipment		 STINSON, William L.
STROUP, Charles L.
 Post Type Jeffery-Dewitt Insulator Co.
U 1,977,129 October 16, 1934 Hardware for Guy Strain Insulators
Metal hardware for guy strain insulators		 HILL, Gregory C.
 Strain Locke Insulator Corp.
 1935
U 1,998,406 April 16, 1935 Insulator Suspension Hardware
Links for Hewlett type suspension disks		 GOUVERNEUR, Minor F. H.
 Suspension Locke Insulator Corp.
 1937
U 2,082,566 June 1, 1937 Connector
Steel connector for strain, suspensions, and other insulators		 BERNDT, Arthur A.
 Connector Electroline Corp.
 1940
U 2,219,727 October 29, 1940 Insulator Structure
Wireholder with multiple grooves and lag screw		 STEWART, Lory B.
 Wireholder 1/3 to Karl Thielscher

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