All Patents of Type: making wrenches |
Patents 1 -
15
of 28
|
Number | Date | Patentee | Title | Type |
86,361 | Feb. 02, 1869 | A.B. Candee, L.S. Taylor | Improved Die for Forging Wrench Heads | tool making machines |
123,554 | Feb. 13, 1872 | L. Chapman | Improvment in the Manufacture of Wrench-Heads | tool making machines |
135,406 | Feb. 04, 1873 | L. Chapman | Improvement in Dies for Making Wrench-Heads | tool making machines |
137,052 | Mar. 25, 1873 | L. Chapman | Improvement in Dies for Forming Wrench-Heads | tool making machines |
137,053 | Mar. 25, 1873 | L. Chapman | Improvements in the Manufacture of Wrench-Heads | wrench jaw components |
GB-188,707,648 | May 26, 1887 | J.K. Starley | Spanners and Wrenches | wrenches |
393,618 | Nov. 27, 1888 | L. Coes | Machine For Forming Screw Blanks For Wrenches | making wrenches |
464,352 | Dec. 01, 1891 | H.F. Smith, S. Fawcett | Die For Making Pipe Wrenches | chain and strap wrenches |
489,523 | Jan. 10, 1893 | V.F. Carpenter | Wrench Milling Machine | making wrenches |
498,204 | May 23, 1893 | W.S. Bemis | Die For the Manufacture of Wrenches | pipe and nut combination wrenches |
504,518 | Sep. 05, 1893 | W.E. Brooke | Method Of Making Wrench Handles | making wrenches |
560,038 | May 12, 1896 | J.P. Lavigne | Apparatus For Forming Sliding Jaws For Wrenches | making wrenches |
684,488 | Oct. 15, 1901 | P.A. Whitney | Manufacture of Wrench Forgings | making wrenches |
684,489 | Oct. 15, 1901 | P.A. Whitney | Manufacture of Wrench Jaws | making wrenches |
685,256 | Oct. 29, 1901 | T.F. Carns | Process of Producing Wrought-Metal Wrench-Jaws | wrench jaw components |