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Patents > Inventor country : DE or FR & Tech fields: navigation

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None (331)
Granted:
Supplementary to patent:
None (373) · Patent FR-1841-9265 (6) · Patent FR-1907-377174 (5) · Patent DE-1909-Wilcke-Graff (4) · Patent FR-1899-Boinet (4) · Patent FR-1898-278192 (3) · Patent DE-1907-194166 (3) · Patent FR-1861-51979 (3) · Patent FR-1836-5429 (3) · Patent FR-1885-168266 (3) · Patent FR-1909-420004 (3) · Patent FR-1902-326727 (3) · Patent FR-1908-393976 (3) · Patent FR-1902-328044 (3)
Related to aircraft:
Patent agent:
None (301) · Armengaud jeune (22) · None (9) · Jules Mathieu (7) · Hippolyte Josse (6) · Weismann et Marx (6) · Boult, Wade & Tennant (5) · Marks & Clerk (5) · Schwab (4) · Émile Klotz (4) · G. de Mestral et F. Harlé (4) · L. Chassevent (4) · Lavoix et Mosès (4) · Haseltine, Lake & Co. (4) · Chassevent (4) · J. Bonnet-Thirion (4) · Dom. Casalonga (4) · H. Bœttcher fils (3) · Herbert Haddan & Co. (3)
National tech categories:
FR 6.4 (129) · None (123) · FR 6.3 (77) · FR 5 (37) · DE 77 (20) · FR 6 (14) · FR 6.2 (11) · DE 77h.5 (10) · DE 77h.15 (8) · AT 77d (7) · BE K (6) · IT 8 (5) · DK 77 (5) · GB 4 propel & steer (4) · RU Group V (4) · FR 20 (4) · USPC 244/46 (4) · DE 77h (4) · HU V/h (3) · GB 4 with buoyant (3)
IPCs:
None (302) · IPC B64B1/00 (39) · IPC B64C3/38 (14) · IPC B64C39/00 (12) · IPC B64C33/02 (12) · IPC B64B1/58 (12) · IPC CPC B64C13/00 (11) · IPC B64C1/00 (9) · IPC B64C3/52 (8) · IPC B64C13/04 (8) · IPC B64C11/00 (7) · IPC B64C17/00 (6) · IPC B64B1/62 (6) · IPC B64C23/00 (6) · IPC B64C13/02 (5) · IPC B64B1/40 (5) · IPC B64C13/00 (5) · IPC G01C17/00 (4)
CPCs:
None (278) · CPC B64B1/00 (40) · CPC B64C13/00 (22) · CPC B64C33/02 (16) · CPC B64B1/58 (11) · CPC B64C3/385 (11) · CPC B64C17/00 (10) · CPC B64C3/52 (8) · CPC B64C23/005 (7) · CPC B64B1/62 (7) · CPC B64C39/00 (6) · CPC B64C2700/6295 (6) · CPC B64C13/02 (6) · CPC B64C3/38 (5) · CPC B64C1/00 (5) · CPC B64C39/005 (5) · CPC B64C2700/6256 (5) · CPC B64C13/04 (5) · CPC B64B1/40 (5) · CPC G01C17/00 (4)
First filing:
Cites these patents:
Citations from after 1930:
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