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Patents for F. A. Macomber | |||||
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Picture | Number | Date | Patentee | Title | |
![]() | 171,247 | Dec. 21, 1875 | G.B. Selden | Improvement in machines for shaving half-round hoops | |
![]() | RE7,799 | Jul. 17, 1877 | G.B. Selden | Improvement in machines for shaving half-round hoops |