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| Patents for Arthur Williams | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,391,034 | Sep. 20, 1921 | A. Williams | Drill-holder | drill sharpening machines | |
| 1,672,014 | Jun. 05, 1928 | A. Williams | Power-transmission mechanism | making sawblades | |
| 2,389,656 | Nov. 27, 1945 | E. Henkel, A. Williams | Injector | water injectors | |