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All Patents in class 411/405 | |||||
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Picture | Number | Date | Patentee | Title | |
![]() | 173,356 | Feb. 08, 1876 | T.J. Sloan | Improvement in Screw-Drivers | |
![]() | 496,844 | May 09, 1893 | H.H. Baker | Spoke-fastening | |
![]() | 1,075,710 | Oct. 14, 1913 | D.S. Goodwin | BRISTO | |
1,479,124 | Jan. 01, 1924 | F.D. Winkley | Counterboring or counterfacing tool |