All Patents of Type: ratchet drills |
Patents 1 -
15
of 45
|
Number | Date | Patentee | Title | Type |
28,328 | May 15, 1860 | J.H. Parker | Hand-drill | ratchet drills |
39,496 | Aug. 11, 1863 | E.A. Raymond | Ratchet Drill | ratchet drills |
42,560 | May 03, 1864 | J.C. Chapman | Ratchet Drill | ratchet drills |
43,109 | Jun. 14, 1864 | H. Getty | Improved ratchet-drill | ratchet drills |
45,334 | Dec. 06, 1864 | D.M. Moore | Lowell Ratchet | ratchet wrenches |
46,981 | Mar. 28, 1865 | E.H. Ashcroft | Improved ratchet-drill | ratchet drills |
81,145 | Aug. 18, 1868 | W.F. Cornell | Ratchet Drill | ratchet drills |
129,696 | Jul. 23, 1872 | A.G. Vottier | Improvement in Ratchet-Drills | ratchet drills |
130,645 | Aug. 20, 1872 | T.J. Lavery | Improvement in Ratchet-Drills | ratchet drills |
134,355 | Dec. 31, 1872 | W.C. Burch | Drills for Drilling Metals | ratchet drills |
137,432 | Apr. 01, 1873 | B. Gallagher | Improvement in ratchet-drills | ratchet drills |
142,356 | Sep. 02, 1873 | T.J. Sloan | Ratchet Drills | ratchet drills |
149,108 | Mar. 31, 1874 | W.M. Ellison | Ratchet Drills | ratchet drills |
167,392 | Sep. 07, 1875 | H.C. English | Ratchet Drill | ratchet drills |
176,683 | Apr. 25, 1876 | J. Renshaw | Ratchet Drill | ratchet drills |