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 = '135R') ORDER BY date ASC, patent, type

Total of 13 patents found where: Class is '24'; Subclass is '135R';

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
 1889
U 418,369 December 31, 1889 Screw Cleat for Electric Wires
Cleat (screw) to hold wire
HUFF, George E.
Cleat  
 1893
U Specimen known 505,215 September 19, 1893 Cleat for Holding a Plurality of Insulated Electric Wires
Cleat (3-wire) - 2 piece known as the B & D cleat for Buffinton and Dow
BUFFINTON, Elisha W.
Cleat 1/2 to Albert F. Dow
U Specimen known 508,687 November 14, 1893 Cleat for Electric Wiring
Cleat (2-wire) - 2 piece
DUGGAN, Frederic A.
Cleat  
 1895
U 531,635 January 1, 1895 Electric Wire Holder or Insulator
Knob - 2 piece
ISKE, Albert
Knob  
 1896
U 558,165 April 14, 1896 Electric Wire Cleat
Cleat - 2 piece
EVANS, Fredric B.
Cleat 1/2 to Theodore Gould, Jr.
 1907
U 864,599 August 27, 1907 Insulator Tie for Electric Wires
Tie wire clamp
BECKETT, James W.
BECKETT, William R.
Tie Wire  
 1908
U 887,896 May 19, 1908 Tie Wire Clamp
Cable clamp to hold conductor in top groove of insulator consisting of two flat metal strips with eyelets on each end to receive the cable clamp
WRIGLEY, George
Cable Clamp  
U 895,171 August 4, 1908 Cable Hanger
Cable hanger for two part Duncan suspension
DUNCAN, John D. E.
Suspension  
 1909
U Specimen known 925,561 June 22, 1909 Suspension of High Tension Lines
Suspension system for high tension transmission
BUCK, Harold W.
HEWLETT, Edward M.
Suspension General Electric Co.
 1917
U 1,212,708 January 16, 1917 Wire Clamp
Cable clamp for Electrose suspension disks
STEINBERGER, Louis
Suspension  
 1918
U 1,268,981 June 11, 1918 Strain Clamp for Aerial Cables
Clamp to securely fasten high tension conductors to suspension insulators.
LAPP, John S.
Suspension Clamp Locke Insulator Mfg. Co.
 1921
U 1,378,667 May 17, 1921 Cable Clamp
Cable clamp to hold the conductor under the insulator.
ECKERT, Grandon E.
Clamp The R. Thomas & Sons Co.
 1927
U Specimen known 1,621,530 March 22, 1927 Dead-Ending Clamp
Dead ending clamp for long span crossings
FITZPATRICK, Paul G.
Hardware American Telegraph & Telephone Co.

Total of 0.02 seconds