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| Patents for Grant F. Silliman | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,654,147 | Oct. 06, 1953 | F.C. Wilson, G.F. Silliman | Adapter features of motor stands | vehicle mechanic | |
| 2,707,819 | May 10, 1955 | G.F. Silliman | Work supporting adapter for use with motor stands | ||