Search the Insulator Patent Reference Library:

Build your search criteria. The patent must match all the values specified.
Select patent types: Utility   Design   Reissue
Patent number:
Date:
Year between: and
Patentee starting with:
City:
State:
Assigned To starting with:
Description containing:
Category:
Class:    Subclass:
Click Search when complete:
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 = '24') AND (category.subclass = '129R') ORDER BY date ASC, patent, type

Total of 16 patents found where: Class is '24'; Subclass is '129R';

View a patent by clicking on the patent number. You can sort by any of the columns by clicking on the column name.

T / S Patent Date Description Patentee Category Assigned To
 1895
U 550,673 December 3, 1895 Crossover Insulator
Crossover knob		 BERON, Frank G.
 Crossover 1/2 to James Gaffney
 1896
U 562,528 June 23, 1896 Wire Holder
Odd wireholder with two fins or ears that hold the wire		 HAKANSSON, Louis M.
 Wireholder  
 1904
U 757,765 April 19, 1904 Insulator
Cleat - self-tying		 OSBORNE, John W.
 Cleat  
 1905
U 783,348 February 21, 1905 Insulator
Knob - self-tying		 WRIGHT, Evans C.
 Knob 1/2 to Francis McHenry
U 785,561 March 21, 1905 Wiring Cleat
Cleat - self-tying		 LATIMER, John M.
 Cleat Consolidated Fire Alarm Co.
 1908
U 878,949 February 11, 1908 Electric Wire Insulator
Crossover		 HANSON, John H.
 Crossover  
U 887,520 May 12, 1908 Insulator
Knob - self-tying		 REHLING, John W.
 Knob  
 1910
U Specimen known 977,262 November 29, 1910 Insulating Hanger
Knob - self-tying		 BIGHAM, Neal Jay
 Knob Harry A. Robertson
 1917
U Specimen known 1,213,011 January 16, 1917 Device for Connecting Outside Wires to Buildings
Odd cylindrical knob with off-center screw hole and external grooves for attaching wires to buildings (see reissue 14,312 on 6-5-1917) [Angle Insulator Co.]		 RAGOTZKY, Philip C.
 Knob  
 1918
U 1,284,799 November 12, 1918 Knob and the Like
Knob with two vertical grooves and lag screw for mounting to building		 SINDELAR, Lambert J.
 Knob  
 1934
U 1,960,171 May 22, 1934 Line Holder for Electric Wires
Wireholder that allows tie-off without the use of tie wires by means of a hole in the insulator and slotted top and crown grooves		 SEEGER, Adolph M.
 Wireholder  
 1937
U 2,093,872 September 21, 1937 Radio Antenna Insulator for Airplanes
Antenna insulator for airplanes		 MCCOY, Robert L.
 Antenna Locke Insulator Corp.
 1938
U 2,138,571 November 29, 1938 Insulator
Transposition for telephone line		 DEHMEL, Richard C.
 Transposition Bell Telephone Laboratories, Inc.
 1942
U Specimen known 2,305,688 December 22, 1942 Transposition Block
Transposition block (flat) for short wave radio antenna		 GODDARD, DeWitt Rugg
 Transposition Radio Corporation of America
 1945
U 2,386,129 October 2, 1945 Self-Attaching Wire Holder
Self-tying wireholder mounted on metal bracket		 MAACK, Walter Henry
 Wireholder/self-typing  
 1950
U 2,510,182 June 6, 1950 Wire Support
Guy strain with preformed attachment and line wire is brought in through the center and secured by wrapping around the external grooved ribs.		 KLINGEL, Edward L.
 Strain  

Total of 0.02 seconds