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Patents for Spafford Tool Works | |||||
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Picture | Number | Date | Patentee | Title | |
![]() | 1,283,135 | Oct. 29, 1918 | B.P. Fortin | Multiple Tool Head for Drill Presses | |
![]() | 1,326,398 | Dec. 30, 1919 | B.P. Fortin | Multiple-tool-head for drill-presses | |
![]() | GB-153,193 | Nov. 04, 1920 | B.P. Fortin | Multiple tool head for drill press |