Drilldown: Patents

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Patents > Applicant firm : Blackburn Aeroplane and Motor Co. or None & Tech fields : Airship or design or navigation & Patent agent: None

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Inventor country:
FR (378) · US (221) · DE (197) · None (89) · GB (79) · HU (48) · AT (33) · IT (31) · BE (18) · CH (14) · CA (13) · AH (10) · ES (10) · Poland (8) · RU (7) · AU (7) · MX (6) · RO (6) · HR (6)
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National tech categories:
None (268) · HU V/h (147) · FR 6.4 (127) · FR 6.3 (61) · AT 77d (53) · DE 77 (41) · IT 8 (34) · FR 5 (31) · DE 77h.5 (30) · BE K (23) · DK 77 (18) · USPC 244/30 (14) · FR 6.2 (13) · DE 77h (13) · FR 6 (12) · RU Group V (11) · USPC 244/51 (11) · USPC 244/22 (9) · USPC 244/97 (9)
IPCs:
None (842) · IPC B64B1/00 (46) · IPC B64C39/00 (35) · IPC B64C1/00 (32) · IPC B64C17/00 (29) · IPC B64C11/00 (12) · IPC B64B1/58 (12) · IPC B64C13/00 (12) · IPC B64C33/02 (11) · IPC B64B1/40 (10) · IPC B64C35/00 (7) · IPC B64C33/00 (7) · IPC CPC B64C13/00 (7) · IPC B64C3/00 (7) · IPC B64C23/00 (7) · IPC B64C3/38 (6) · IPC B64B1/62 (6) · IPC B64B (5) · IPC B64C9/00 (5)
CPCs:
None (716) · CPC B64B1/00 (63) · CPC B64C17/00 (41) · CPC B64C13/00 (39) · CPC B64C2700/6295 (29) · CPC B64C39/00 (28) · CPC B64C33/02 (19) · CPC B64C23/005 (18) · CPC B64B1/58 (16) · CPC B64C2700/6218 (16) · CPC B64B1/40 (16) · CPC B64C39/005 (13) · CPC B64C3/385 (10) · CPC B64C9/00 (9) · CPC B64B1/62 (9) · CPC B64C33/00 (8) · CPC B64C2700/6219 (7) · CPC B64C35/00 (7) · CPC B64C9/38 (7)
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