Drilldown: Patents

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Patents > Office: GB & National tech categories : FR 6.3 or USPC 244/153R or None & Cites these patents: None

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Inventor country:
None (1327) · GB (1025) · FR (387) · US (313) · DE (290) · IT (56) · AT (42) · CH (32) · CA (23) · BE (22) · AU (19) · RU (18) · HU (14) · IE (13) · NZ (10) · NO (9) · RO (9) · Great Britain (9) · ES (8)
Applicant firm:
None (3438) · Blackburn Aeroplane and Motor Co. (19) · Vickers (14) · Vickers Limited (13) · British and Colonial Aeroplane Co. (10) · Sopwith Aviation Company Limited (6) · Varioplane Company (5) · Siemens-Schuckert-Werke G.m.b.H. (5) · Société anonyme Astra AB (4) · E. Rumpler Luftfahrzeugbau G.m.b.H. (4)
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IPCs:
None (2371) · IPC B64C17/00 (121) · IPC B64C1/00 (114) · IPC B64C39/00 (111) · IPC B64C35/00 (59) · IPC B64C3/00 (56) · IPC B64C13/00 (52) · IPC B64C3/38 (51) · IPC B64B1/00 (50) · IPC B64C11/00 (46) · IPC B64C3/18 (35) · IPC B64B1/58 (31) · IPC B64C23/00 (29) · IPC B64C25/00 (25) · IPC B64C27/04 (24) · IPC B64C3/54 (24) · IPC B64C33/02 (20) · IPC B64C3/56 (20) · IPC B64C17/06 (20) · IPC B64C1/06 (15)
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Citations from after 1930:
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