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| Patents for G. M. Gridley | |||||
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| Number | Date | Patentee | Title | Type | |
| 263,351 | Aug. 29, 1882 | A.S. Phillips | Combined Yardstick and Bias Rule | ||
| 355,444 | Jan. 04, 1887 | C. Farner | Wrench | quick adjust wrenches | |
| 364,258 | Jun. 07, 1887 | F. Keating | Lubricating Pump | oil pumps | |
| 416,649 | Dec. 03, 1889 | C. Sintz | Gas Engine | gas and gasoline engines | |