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Patents for William A. Rogers | |||||
Number | Date | Patentee | Title | Type | |
301,165 | Jul. 01, 1884 | G.F. Ballou, W.A. Rogers | Apparatus for Cutting Screws | metal threading machines | |
354,740 | Dec. 21, 1886 | W.A. Rogers | Measuring devices for lathe | wood lathes |