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Patents for William A. Smith | |||||
Number | Date | Patentee | Title | Type | |
107,733 | Sep. 27, 1870 | W.A. Smith | Improvement in saw-sets | saw sets | |
178,477 | Jun. 06, 1876 | A. Smith | Improvement in hydrocarbon-furnaces | industrial furnaces | |
1,253,291 | Jan. 15, 1918 | W.A. Smith | Drill Sharpener | drill grinders | |
1,253,292 | Jan. 15, 1918 | W.A. Smith | Dolly Mechanism for Drill Sharpeners | drill grinders | |
1,270,667 | Jun. 25, 1918 | W.A. Smith | Rock Drill Sharpener |