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Patents > Inventor country : DE or FR & First filing: No & Number of text pages: None

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Inventor country: (Click arrow to add another value)
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Tech fields:
None (670) · LTA (162) · navigation (103) · propulsion (79) · airplane (56) · propellers (38) · aerostat (34) · balloon (31) · stability (29) · construction (27) · design (25) · frame (22) · dirigible (22) · airship (21) · balloons (20) · wings (19) · marine (17) · hybrid (17) · Ascension (15) · control (13)
Application number:
Granted:
Supplementary to patent:
None (1008) · Patent FR-1841-9265 (6) · Patent FR-1898-275602 (3) · Patent FR-1836-5429 (3) · Patent FR-1861-51979 (3) · Patent DE-1909-Wilcke-Graff (2) · Patent DE-1892-73603 (2) · Patent FR-1850-10514 (2) · Patent FR-1891-216860 (2) · Patent FR-1897-271948 (2) · Patent FR-1885-168266 (2) · Patent BE-1909-218585 (2) · Patent FR-1881-143296 (2) · Patent FR-1881-142748 (2) · Patent FR-1893-233439 (2) · Patent FR-1911-430455 (2) · Patent FR-1913-468076 (2) · Patent FR-1873-97664 (2) · Patent FR-1890-205155 (2)
Related to aircraft:
Patent agent:
None (1017) · Raclot (7) · De Visscher et Graetz (7) · Armengaud aîné (7) · Armengaud jeune (7) · E. et G. Bede (6) · Chassevent (5) · Desnos (5) · Jules Mathieu (5) · Thirion (4) · Blétry aîné (4) · Société anonyme Astra Ab [FR] (4) · Société Louis Gudman et Cie (3) · Josse (3) · J. Bonnet-Thirion (3) · A. Wunderlich & Cie, Ingénieurs-Conseils (3)
National tech categories:
None (784) · FR 6.3 (124) · FR 6.4 (118) · BE K (44) · FR 5 (27) · FR 6 (11) · IT 8 (10) · FR 6.2 (8) · FR 20 (5) · FR 2 (4) · FR 3 (4) · DE 77h.5 (4) · DE 77h (3) · HU V/h (3) · FR 10 (2)
IPCs:
None (1026) · IPC B64B1/00 (48) · IPC B64B1/58 (27) · IPC B64C11/00 (5) · IPC B64B1/40 (5) · IPC B64C39/00 (4) · IPC B64B1/66 (4) · IPC B64B1/62 (4) · IPC B64C3/38 (3) · IPC B64C33/00 (3) · IPC B64C35/00 (3) · IPC B64C5/04 (2) · IPC B64C3/26 (2) · IPC B64C3/00 (2) · IPC B64B1/30 (2) · IPC B64C3/54 (2) · IPC B64C25/00 (2) · IPC B64C23/00 (2)
CPCs:
None (396) · CPC B64C39/00 (88) · CPC B64C2700/6295 (80) · CPC B64C17/00 (54) · CPC B64B1/00 (51) · CPC B64C23/005 (47) · CPC B64C2700/6274 (37) · CPC B64B1/58 (32) · CPC B64C3/385 (32) · CPC B64C33/02 (31) · CPC B64C11/006 (25) · CPC B64C35/00 (24) · CPC B64C3/00 (19) · CPC B64C2700/6212 (17) · CPC B64C13/00 (17) · CPC B64C33/00 (16) · CPC B64C2700/6256 (15) · CPC B64C39/005 (14) · CPC B64C1/00 (14) · CPC B64C2700/6219 (14)
First filing: (Click arrow to add another value)
Citations from after 1930:
Number of text pages:
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