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Patents for A. E. Buckminster | |||||
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Picture | Number | Date | Patentee | Title | |
890,599 | Jun. 16, 1908 | J.O. Dixon, E.S. Mummert | Screw-threading machine | ||
![]() | 890,848 | Jun. 16, 1908 | E.S. Mummert, J.O. Dixon | Screw Threading Machine | |
![]() | GB-190,812,513 | Jan. 07, 1909 | J.O. Dixon, E.S. Mummert | Improvements in screw-threading machines |