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| Patents for Standard Tool Co. (Cleveland) | |||||
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| Picture | Number | Date | Patentee | Title | |
| 551,887 | Dec. 24, 1895 | F.P. Cady | Machine for Making Split Keys | ||
 | CA-70,323 | Feb. 26, 1901 | O. Parpart | Electric welding machine | |
 | 690,764 | Jan. 07, 1902 | O.A. Parpart | Drill-socket | |
 | 926,079 | Jun. 22, 1909 | S.G. Ryder | Gage | |
 | 955,696 | Apr. 19, 1910 | S.G. Ryder | Reamer | |
 | 994,477 | Jun. 06, 1911 | O. Parpart | Tap-wrench | |
 | 1,409,921 | Mar. 21, 1922 | C.C. Buck | Reamer | |
 | 1,776,675 | Sep. 23, 1930 | T.D. Bascom | Chuck | |
 | 1,899,843 | Feb. 28, 1933 | T.D. Bascom | Tool holder | |