| All Patents in class 74/355 |
Patents 16 -
25
of 25
      |
| Number | Date | Patentee | Title | Type |
| 1,066,997 | Jul. 08, 1913 | H.C. Clay | Transmission Gearing for Traction Engines | traction engine propulsion components |
| 1,184,482 | May 23, 1916 | S.J. Morgan | Transmission mechanism for concrete-mixers | |
| 1,199,312 | Sep. 26, 1916 | S.W. Sparks | Metal-working machine | metal lathes |
| 1,520,887 | Dec. 30, 1924 | G.E. Randles | Reversing gearing for clothes wringers | washing machines |
| 1,632,671 | Jun. 14, 1927 | R.A. Norling | Reversing mechanism for electric drills | handheld power drills |
| 1,834,716 | Dec. 01, 1931 | J. Kis | Universal Machine Head | milling machine accessories |
| 1,917,531 | Jul. 11, 1933 | J.F. Lincoln | Electric Arc Welding Apparatus | welding machines |
| 3,005,526 | Oct. 24, 1961 | A.I. Zagar | Conical clutch sleeves for tapping attachments | tapping machines |
| 3,145,401 | Aug. 25, 1964 | F.G. Burg | Lead screw operated tapping spindle with quick acting reversing means | drill presses |
| 3,765,259 | Oct. 16, 1973 | A.J. Firth | Forward and Reverse Drive Mechanism for a Machine Tool | metalworking power transmission |
