| All Patents in class 74/60 |
Patents 1 -
14
of 14
      |
| Number | Date | Patentee | Title | Type |
| 10,366 | Jan. 03, 1854 | M.W. Helton | Method of hanging and operating saw-gates | reciprocating sawmills |
| 117,706 | Aug. 01, 1871 | T. Weaver | Spherical Gears | industrial machine gearing |
| 165,139 | Jun. 29, 1875 | D.K. West | Steam Engine | axial steam engines |
| 563,249 | Jul. 07, 1896 | H.C. Baker | Gas Engine | internal combustion engines |
| 580,444 | Apr. 13, 1897 | H.C. Baker | Gas Engine | internal combustion engine valves |
| 630,767 | Aug. 08, 1899 | C.H. Beadle | Rotary Distributing Valve | steam engine valves |
| 924,787 | Jun. 15, 1909 | R. Janney | Variable Speed Transmission Device | industrial machine speed and direction changing mechanisms |
| 925,148 | Jun. 15, 1909 | H.D. Williams | Variable Speed Gear | industrial machine speed and direction changing mechanisms |
| 1,679,884 | Aug. 07, 1928 | H.T. Thomas | Attachment for drills | handheld power tool accessories |
| 1,785,733 | Dec. 23, 1930 | D.R. Francis | Control Means for Variable Speed Transmision | industrial machine speed and direction changing mechanisms |
| 1,945,391 | Jan. 30, 1934 | E. Benedek | Pump | hydraulic pumps |
| 2,170,058 | Aug. 22, 1939 | E.T. Larkin | Internal Combustion Engine | internal combustion engines |
| 2,940,324 | Jun. 14, 1960 | P. Belzner | Wobble Drive | |
| 3,461,732 | Aug. 19, 1969 | E.G. Gregory | Portable power driven reciprocating saw | handheld power reciprocating saws |
