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Patents for Frank E. Whitney | |||||
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Picture | Number | Date | Patentee | Title | |
![]() | 341,084 | May 04, 1886 | F.E. Whitney | Manufacture of Twist-Drills | |
![]() | 488,927 | Dec. 27, 1892 | R.L. Stanley | Lathe-dog | |
![]() | 531,943 | Jan. 01, 1895 | O. Huff | Saw For Sawing Curves Or Irregular Shapes |