Drilldown: Patents

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Patents > Tech fields: navigation & Granted: Yes & National tech categories : FR 6.4 or None

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None (240)
Granted: (Click arrow to add another value)
Supplementary to patent:
None (321) · Patent US-1909-970771 (5) · Patent FR-1836-5429 (3) · Patent AT-1900-12657 (3) · Patent DE-1909-Wilcke-Graff (3) · Patent FR-1907-377174 (2) · Patent DE-1911-263643 (2) · Patent DE-1908-239989 (2) · Patent FR-1885-168266 (2) · Patent DE-1907-194166 (2) · Patent FR-1907-373818 (2) · Patent FR-1909-408057‎ (2) · Patent FR-1850-10514 (2) · Patent AU-1909-15563‎ (2) · Patent FR-1908-397675 (2) · Patent AT-1907-36106 (2) · Patent AT-1909-IE (2)
Related to aircraft:
Patent agent:
None (181) · Armengaud jeune (20) · Marks & Clerk (12) · None (9) · Haseltine, Lake & Co. (8) · Herbert Haddan & Co. (8) · Boult, Wade & Tennant (6) · Lavoix et Mosès (6) · G. de Mestral et F. Harlé (5) · H. Bœttcher fils (5) · J. Bonnet-Thirion (5) · Émile Klotz (4) · Hippolyte Josse (4) · Wheatley & Mackenzie (4) · L. Chassevent (4)
National tech categories: (Click arrow to add another value)
IPCs:
None (241) · IPC B64B1/00 (32) · IPC B64C39/00 (16) · IPC B64B1/58 (13) · IPC B64C1/00 (12) · IPC B64C23/00 (12) · IPC B64C3/38 (11) · IPC CPC B64C13/00 (9) · IPC B64C3/52 (8) · IPC B64C17/00 (8) · IPC B64C13/04 (6) · IPC B64C11/00 (6) · IPC B64C13/00 (6) · IPC B64C33/02 (6) · IPC B64C13/02 (4) · IPC B64B (4) · IPC B64B1/62 (4) · IPC G01C17/00 (3) · IPC B64C17/06 (3) · IPC G01P3/36 (3)
CPCs:
None (216) · CPC B64B1/00 (34) · CPC B64C13/00 (21) · CPC B64B1/58 (13) · CPC B64C23/005 (12) · CPC B64C17/00 (12) · CPC B64C3/52 (10) · CPC B64C39/00 (9) · CPC B64C2700/6295 (9) · CPC B64C2700/6256 (9) · CPC B64C33/02 (7) · CPC B64C3/385 (7) · CPC B64C3/38 (6) · CPC B64C2700/6245 (6) · CPC B64C13/02 (6) · CPC B64C2700/6274 (6) · CPC B64C1/00 (6)
First filing:
Citations from after 1930:
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