Patents for Samuel N. Hall |
Patents 1 -
9
of 9
|
Number | Date | Patentee | Title | Type |
818,371 | Apr. 17, 1906 | S.N. Hall | Wrench | chain and strap wrenches |
889,244 | Jun. 02, 1908 | S.N. Hall, M.E. Lane | Wrench | chain and strap wrenches |
889,245 | Jun. 02, 1908 | S.N. Hall, M.E. Layne | Wrench | chain and strap wrenches |
889,246 | Jun. 02, 1908 | S.N. Hall, M.E. Layne | Wrench | chain and strap wrenches |
900,861 | Oct. 13, 1908 | S.N. Hall, M.E. Layne | Wrench | chain and strap wrenches |
1,107,936 | Aug. 18, 1914 | S.N. Hall | Wrench | chain and strap wrenches |
1,107,938 | Aug. 18, 1914 | S.N. Hall | Bit-brace with crank arm | |
1,212,480 | Jan. 16, 1917 | S.N. Hall, C.M. Peterson | Two-speed mechanism via enclosed gear train | |
1,212,481 | Jan. 16, 1917 | S.N. Hall | Two-speed mechanism via enclosed gear train | |