Drilldown: Patents

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Patents > Filing date: 1870 - 1879 & Number of diagram pages: 1-2

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Inventors:
James J. Pennington (2) · James Hartness (2) · Comte Antoine Apraxine (2)
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None (8) · Comte Antoine Apraxine (2) · James Hartness (2) · James J. Pennington (2)
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None (32) · DE 77 (9) · USPC 244/3.23 (3) · USPC 244/73R (2) · USPC 244/119 (2) · USPC 244/94 (2) · USPC 244/97 (2) · USPC 244/22 (2)
CPCs:
CPC B64C27/54 (7) · CPC F16B2/02 (6) · CPC Y10T403/4677 (6) · CPC F16B2200/40 (6) · CPC B64C11/04 (6) · CPC B64B1/00 (5) · CPC Y02E10/74 (5) · None (5) · CPC F03D3/00 (4) · CPC B64B1/40 (4) · CPC B64C1/1407 (3) · CPC B64C11/006 (3) · CPC B64C27/322 (3)
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