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Patents > Applicant firm: None & Filing date: 1918

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None (520) · Patent GB-1917-126391 (3) · Patent SE-1917-46288 (3) · Patent FR-1916-501550 (3) · Patent US-1917-1283607 (2) · Patent AU-1917-469317 (2) · Patent CA-1917-183481 (2) · Patent FR-1917-494365 (2) · Patent IT-1917-03-16 Federico Caproni (2) · Patent DE-1918-388537 (2) · Patent FR-1916-502839 (2) · Patent IT-1915-150227 (2)
Related to aircraft:
Patent agent:
None (364) · None (19) · A. M. & William Clark (9) · Lavoix et Mosès (8) · Marks & Clerk (8) · Armengaud jeune (6) · Boult, Wade & Tennant (6) · Munn & Co. (5) · Herbert Haddan & Co. (5) · Brewer & Son (5) · Haseltine, Lake & Co. (4) · Brandon frères (4)
National tech categories:
None (479) · FR 6.4 (37) · DE 77h.5 (9) · DE 77h.6 (5) · DE 77h.7 (3) · FR 12.2 (3) · USPC 244/50 (2) · AT 77d (2) · USPC 244/17.21 (2) · HU V/h (2) · FR 5.3 (2) · USPC 244/22 (2) · CH 129b (2) · AU 90.5 (2)
IPCs:
None (348) · IPC B64C3/00 (24) · IPC B64C13/00 (15) · IPC B64C39/00 (14) · IPC B64C3/18 (12) · IPC B64C1/06 (11) · IPC B64C17/00 (9) · IPC B64B1/00 (9) · IPC B64C35/00 (9) · IPC B64C1/00 (9) · IPC B64C11/00 (8) · IPC B64C11/36 (7) · IPC B64C25/00 (7) · IPC B64C3/38 (6) · IPC B64C11/04 (6) · IPC B64C11/34 (5) · IPC B64C11/20 (5) · IPC B64C3/26 (4) · IPC B64C27/04 (4)
CPCs:
CPC B64C3/00 (39) · CPC B64C13/00 (33) · CPC B64C2700/6295 (31) · CPC B64C2700/6235 (24) · CPC B64C39/00 (23) · CPC B64C17/00 (21) · CPC B64C3/18 (21) · CPC B64C23/005 (20) · CPC B64C2700/6256 (20) · CPC B64C1/065 (18) · CPC B64B1/00 (17) · None (17) · CPC B64C11/04 (15) · CPC B64C35/00 (14) · CPC B64C3/185 (12) · CPC B64C33/02 (11) · CPC B64B1/40 (11) · CPC B64C2700/6274 (11) · CPC B64C2001/0081 (11) · CPC B64C3/385 (11)
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