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| Patents for Grant Automatic Machine Co. | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 907,142 | Dec. 22, 1908 | J.J. Grant, J.F. Fieg | Change-speed gear mechanism | |
 | 926,736 | Jul. 06, 1909 | J.J. Grant | Multiple-spindle lathe | |
 | 926,737 | Jul. 06, 1909 | J.J. Grant, J.F. Fieg | Automatic lathe | |
 | 932,607 | Aug. 31, 1909 | J.J. Grant | Thread-cutting attachment for automatic lathes | |
| 1,106,803 | Aug. 11, 1914 | R.H. Grant | Grinding-machine | ||
 | 1,122,910 | Dec. 29, 1914 | R.H. Grant | Multiple-drilling machine | |
 | 1,146,374 | Jul. 13, 1915 | A.C. Veith | Automatic lathe | |