| All Patents in class 74/55 | 
| Patents 1 - 
					15
					of 17 
       | 
| Number | Date | Patentee | Title | Type | 
| 27,309 | Feb. 28, 1860 | J.H. Redstone, A.E. Redstone | Shingle-machine | shingle machines | 
| 28,662 | Jun. 12, 1860 | P. Estes | Quartz-Crusher | ore processing apparatus | 
| 78,291 | May 26, 1868 | T.P. Keeler | Drop Hammer | drop hammers | 
| 89,491 | Apr. 27, 1869 | J.J. Marcy | Metal Spinning Machine |  | 
| 417,519 | Dec. 17, 1889 | L.T. Southworth | Paving-block-cutting machine | specialty woodworking machines | 
| 418,112 | Dec. 24, 1889 | G. Daimler | Gas or Petroleum Motor |  | 
| 525,358 | Sep. 04, 1894 | F.C. Olin | Gas Engine | gas and gasoline engines | 
| 563,097 | Jun. 30, 1896 | J.R. Thomas | Matching machine | matchers | 
| 592,073 | Oct. 19, 1897 | P. Auriol | Gas Engine | gas and gasoline engines | 
| 657,662 | Sep. 11, 1900 | F.A. La Roche | Controlling Means for Explosive-Engines | gas and gasoline engines | 
| 1,533,281 | Apr. 14, 1925 | H.E. Tautz | Testing machine |  | 
| 1,598,090 | Aug. 31, 1926 | J. Larocca | Impacting tool | impact chisels and drills | 
| 1,803,307 | Apr. 28, 1931 | O.P. Wodack | Portable electric tool | handheld power drills | 
| 1,964,245 | Jun. 26, 1934 | H.F. MacMillin, E.K. Benedek | Constant Delivery Radial Piston Pump | hydraulic pumps | 
| 2,838,948 | Jun. 17, 1958 | C.O. Lassy | Lock Mechanism for vise or clamp | metalworking machine vises |