Drilldown: Patents

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Patents > Year granted: 1880 - 1889 & Patent agent : W. J. Spruson or None

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Office:
Inventors:
None (118) · Otto Lilienthal (13) · Comte Antoine Apraxine (8) · Albert Livingstone Blackman (6) · Ernst Georg August Baumgarten (6) · William Nelson Hutchinson (5) · Gustav Lilienthal (4) · Otto Hartung (3) · Bel (3) · Georg Wellner (3) · de Schuttenbach (3) · Eugene F. Falconnet (3)
Inventor country:
Applicant person:
None (232) · Comte Antoine Apraxine (7) · Otto Lilienthal (7) · Ernst Georg August Baumgarten (6) · Albert Livingstone Blackman (5) · Otto Hartung (3) · Bel (3) · de Schuttenbach (3) · Eugene F. Falconnet (2) · Gignoux (2) · Samuel Danks Waddy (2) · Guégnot (2) · Frederick William Brearey (2) · Blaise Bontems (2) · Benjamin Waddy Maughan (2) · Wald Gustafson (2) · Bary (2) · Charles Richard Édouard Wulff (2)
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Supplementary to patent:
None (335) · Patent FR-1880-139386 (3) · Patent FR-1878-124576 (3) · Patent US-1880-224510 (2) · Patent FR-1881-143264 (2) · Patent FR-1881-142748 (2) · Patent DE-1883-26930 (2)
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National tech categories:
None (246) · DE 77 (37) · FR 6.3 (36) · USPC 244/30 (6) · CA 244/24 (3) · DE 13 (3) · FR 6.4 (3) · DE 80 (3) · FR 6.2 (2) · USPC 415/141 (2) · USPC 244/97 (2) · USPC 244/62 (2) · USPC 244/52 (2) · USPC 244/51 (2) · USPC 244/27 (2) · USPC 244/153R (2) · USPC 244/127 (2)
IPCs:
None (324) · IPC B64B1/00 (13) · IPC B64C33/02 (7) · IPC B64B1/58 (5) · IPC B64C39/00 (3) · IPC B64C23/00 (2) · IPC B64C11/00 (2) · IPC B64B1/40 (2) · IPC B64B1/30 (2) · IPC B64B1/06 (2)
CPCs:
None (181) · CPC B64C11/006 (29) · CPC B64C11/346 (24) · CPC B64B1/00 (21) · CPC F05B2260/74 (12) · CPC B64C11/48 (12) · CPC B63H1/04 (10) · CPC B64C11/06 (9) · CPC B63H1/12 (9) · CPC Y02E10/74 (7) · CPC B64C11/343 (7) · CPC B64C33/02 (7) · CPC B64C3/48 (6) · CPC F03D3/00 (6) · CPC B64C11/36 (6) · CPC Y02E10/722 (5) · CPC Y02E10/72 (5) · CPC B64B1/58 (5) · CPC F03D11/00 (5)
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Citations from after 1930:
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