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SELECT DISTINCT patent.*, YEAR(date) as year FROM patent WHERE (date >= '1939-00-00' AND date < '1940-00-00') ORDER BY date ASC, patent, type

Total of 34 patents found where: Year is 1939

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T / S Patent Date Description Patentee Category Assigned To
 1939
U 2,142,422 January 3, 1939 Insulator and Method of Manufacturing the Same
Method of making station post insulators with hollow cavity and filling cavity with dry gas
TAYLOR, John J.
Insulator The Ohio Brass Co.
U 2,143,696 January 10, 1939 Apparatus for Assembling Hollow Building Blocks
Semi automatic method for assembling glass blocks
HOLMES, Minot K.
JONES, David
OI Owens-Illinois Glass Co.
U 2,144,537 January 17, 1939 Insulator Construction
Metal end cap for post insulator
JENNER, Ralph L.
Post Type Lapp Insulator Co., Inc.
U 2,145,351 January 31, 1939 Hollow Glass Building Block
Blocks with recess for molten glass to bond two halves together
HAZELTON, Benjamin F.
OI Owens-Illinois Glass Co.
U 2,146,344 February 7, 1939 Electric Insulator
Suspension cementing technique to reduce damage from expansion
MEISSE, Louis A.
Suspension The Ohio Brass Co.
U 2,146,596 February 7, 1939 Rubber Insulating Compound and Method of Making the Same
Rubber compound for electrical conductors
SCHWARTZ, Emil W.
SAVAGE, Manuel H.
SPARGO, Francis C.
Rubber General Electric Co.
U 2,146,597 February 7, 1939 Process of Treating Rubber
Rubber treating process
SCHWARTZ, Emil W.
CROASDALE, Evan T.
Rubber General Electric Co.
U 2,149,246 February 28, 1939 Method of Manufacturing Hollow Glass Articles
Aluminum welding of blocks
ZIMMERMAN, Willard P.
HOLMES, Minot K.
OI Owens-Illinois Glass Co.
U 2,150,995 March 21, 1939 Wire Bracket
Wireholder bracket with lag screw that allows bracket and insulator movement.
TALLMAN, Oscar F.
Bracket/wireholder James R. Kearney Corp.
D 114,085 April 4, 1939 Design for a Hollow Glass Building Block
Curved corner glass block with wide bars on exterior
LOCKART, Edward P.
OI Owens-Illinois Glass Co.
D 114,086 April 4, 1939 Design for a Hollow Glass Building Block
Curved corner glass block with wide bars on interior
LOCKART, Edward P.
OI Owens-Illinois Glass Co.
U 2,154,387 April 11, 1939 Electric Insulator
RFI: coat crown with metallic glaze to prevent radio interference (advertised in Electrical World 8-12-1939)
SLEEMAN, Harold P.
RFI The R. Thomas & Sons Co.
D 114,352 April 18, 1939 Design for an Electric Insulator
Suspension insulator
TAYLOR, John L.
Suspension  
U 2,155,189 April 18, 1939 Electrical Wire Bracket
Wireholder with lag screw
HEINRICH, Walter A.
Wireholder James R. Kearney Corp.
U 2,155,835 April 25, 1939 Ceramic Insulating Material
Improved ceramic composition using titanium oxide that will fire at typical kiln temperatures
MCCREERY, George L.
CAMPBELL, Van E.
HIGGINS, Ray
Ceramic Composition The Ohio Brass Co.
U 2,155,848 April 25, 1939 Insulator
Helical suspension & helical post type
TAYLOR, John J.
Helical The Ohio Brass Co.
U 2,156,623 May 2, 1939 Glass Building Block
Block with dovetail masonry anchor receiver strips in glass
EASTUS, Harold L.
OI Owens-Illinois Glass Co.
U Specimen known 2,157,100 May 9, 1939 Glazed Ceramic Insulator and the Like
Glaze - compression glaze
ROWLAND, Davidge H.
Glaze Locke Insulator Corp.
U 2,162,288 June 13, 1939 Insulator
Suspension insulator with stepped rings to allow washing by rain and greater leakage length
TAYLOR, John J.
Suspension  
D 115,432 June 27, 1939 Design for a Hollow Glass Building Block
Square block design with quarter circle concave ridges
SUTTER, John H.
OI Owens-Illinois Glass Co.
U Specimen known 2,163,954 June 27, 1939 Electric Fence
Electric fence insulator with bail wire to hold the wire in place.
LUCAS, John A.
Electric Fence Prime Manufacturing Co.
U 2,164,093 June 27, 1939 Method of Joining Glass Block Sections
Automatic machine for joining glass blocks with aluminum
SOUBIER, Leonard D.
OI Owens-Illinois Glass Co.
D Specimen known 115,530 July 4, 1939 Design for a Porcelain Insulator
Fence knob (Wisconsin Porcelain Co. president)
STOHL, Ludwig A.
Knob Wisconsin Porcelain Co.
D 115,578 July 4, 1939 Design for a Porcelain Insulator
Fence knob (Wisconsin Porcelain Co. president)
STOHL, Ludwig A.
Knob  
U Specimen known 2,165,773 July 11, 1939 Insulator for Communication Systems
CD 142, CD 142.4 - glass insert screwed in skirt with metallic iridizing
WHEEER, Herbert H.
MCGINNIS, Orris
Insulator Western Union Telegraph Co.
T No text available 370,320 August 22, 1939 Trademark
Lowex Trademark
 
OI  
U 2,170,602 August 22, 1939 Method of Producing Glass Building Blocks
Bonding agent applied to mortar bearing block sides
BAUER, John E.
OI Owens-Illinois Glass Co.
U 2,172,810 September 12, 1939 Reinforcement for Transmission Lines and the Like
Preformed length of wire for specific line wire diameter to extend on either side of insulator to dampen out vibration in the line wire
SHERMAN, Delmar C.
Miscellaneous  
U 2,173,292 September 19, 1939 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.
U Specimen known 2,173,510 September 19, 1939 Conducting Holder for Luminous Tube Terminals
Neon terminal holder
BELLOWS, Lewis F. R.
Neon  
U Specimen known 2,174,723 October 3, 1939 Insulator
Wireholder with metal loop, base & lag screw
HOCHER, Andrew A.
Wireholder Hubbard & Co.
U 2,181,810 November 28, 1939 Glass Block Trimmer
Trimmer to remove excess bonding agent from glass blocks
HAWK, Charles E.
OI Owens-Illinois Glass Co.
U 2,182,971 December 12, 1939 Skylight or Floorlight Construction
Skylight construction using glass blocks
RICHARDS, Joshua M.
OU  
U 2,182,986 December 12, 1939 Method and Automatic Device for Sealing Glass Block Halves Together
Machine to seal glass block halves together
HOGE, John R.
SOUBIER, Leonard D.
MANKIN, Lawrence O.
OI Owens-Illinois Glass Co.

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