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Patents > Office : AH or DEG or FR or RU & Applicant firm: None & IPCs : IPC B64C3/00 or IPC B64C33/02 or IPC B64C39/00 or None

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Office: (Click arrow to add another value)
Inventor country:
FR (1525) · None (432) · DE (189) · US (158) · GB (117) · AT (45) · IT (43) · RU (38) · CH (32) · BE (28) · HU (13) · CA (12) · RO (10) · AU (9) · NO (8) · NL (8) · ES (7) · Prussia (7)
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Full specification filed date:
Application number:
Granted:
Related to aircraft:
Patent agent:
None (1876) · Armengaud jeune (65) · None (41) · Chassevent (25) · Desnos (19) · Blétry aîné (18) · E. Blétry (17) · Lavoix et Moses (17) · J. Germain (17) · J. Bonnet-Thirion (16) · Weismann et Marx (15) · Armengaud aîné (14) · Boramé et Julien (14) · Société Marillier et Robelet (14) · Jules Mathieu (11) · Dupont et Elluin (11) · Hippolyte Josse (10) · Charles Assi (10) · C. Blétry (10)
National tech categories:
None (1399) · FR 6.4 (556) · FR 6.3 (416) · FR 5 (138) · RU Group V (46) · FR 6 (31) · FR 6.2 (16) · DE 77h (13) · FR 3 (13) · FR 20 (12) · FR 2 (8) · FR 5.3 (7) · FR 20.1 (5) · RU 62b (5) · FR 6.1 (4) · FR 15 (4) · FR 12 (4) · FR 6.3? (4) · FR 10.1 (4)
IPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
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