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All Patents in class 403/23 | |||||
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Picture | Number | Date | Patentee | Title | |
![]() | 274,795 | Mar. 27, 1883 | W.J. Liddell | Shaft-coupling | |
![]() | 419,111 | Jan. 07, 1890 | F.M. Casey | Improvements in Insulated Nippers and Cutting-Instruments |