Drilldown: Patents

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Patents > Office : DE or FR & Applicant type: INDIV & Tech fields : navigation or propellers

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Supplementary to patent:
None (449) · Patent FR-1841-9265 (6) · Patent FR-1908-405961 (5) · Patent FR-1910-423792 (4) · Patent FR-1908-407090 (4) · Patent FR-1910-424987 (3) · Patent FR-1910-414695 (3)
Related to aircraft:
Patent agent:
None (217) · Armengaud jeune (64) · None (29) · G. de Mestral et F. Harlé (16) · J. Bonnet-Thirion (16) · E. Blétry (15) · Weismann et Marx (15) · Lavoix et Mosès (15) · Schwab (14) · Chassevent (12) · Hippolyte Josse (10) · J. Germain (10) · Charles Assi (9) · H. Bœttcher fils (9) · de Bongé (9) · L. Chassevent (9) · C. Blétry‎ (8) · Dupont et Elluin (8) · Dom. Casalonga (8) · Boramé et Julien (8)
IPCs:
None (168) · IPC B64C39/00 (62) · IPC B64C11/00 (52) · IPC B64B1/00 (45) · IPC B64C23/00 (27) · IPC B64C1/00 (19) · IPC B64C33/02 (19) · IPC B64C27/04 (18) · IPC B63H1/12 (17) · IPC B64C17/00 (17) · IPC B64B1/58 (16) · IPC B64C11/20 (16) · IPC B64C11/04 (14) · IPC B64C11/16 (13) · IPC B64C3/38 (12) · IPC B64D35/04 (9) · IPC B64C13/04 (8) · IPC B64D27/00 (8) · IPC B64C3/52 (8)
CPCs:
None (155) · CPC B64B1/00 (45) · CPC B64C39/00 (42) · CPC B64C11/006 (32) · CPC B64C23/005 (28) · CPC B64C2700/6295 (23) · CPC B64C2700/6274 (21) · CPC B64C17/00 (20) · CPC B64C33/02 (19) · CPC B64C13/00 (16) · CPC B64C11/04 (15) · CPC B64C11/16 (15) · CPC B64B1/58 (15) · CPC B64C11/00 (13) · CPC B64C2700/6281 (12) · CPC B63H1/26 (11) · CPC B64D35/04 (10)
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Citations from after 1930:
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