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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	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	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	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	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	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	2,173,510	September 19, 1939	Conducting Holder for Luminous Tube Terminals Neon terminal holder	BELLOWS, Lewis F. R.	Neon
U	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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