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Patents > Office: GB & Grant date: 1900 - 1999 & Cites these patents : 1912 or None

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Office: (Click arrow to add another value)
Inventor country:
GB (785) · FR (286) · US (226) · DE (194) · None (113) · IT (38) · AT (31) · CH (22) · RU (17) · BE (17) · CA (17) · AU (16) · IE (12) · HU (12) · RO (6) · NZ (6) · IN (6) · ES (6) · SE (5)
Applicant firm:
None (1663) · Blackburn Aeroplane and Motor Co. (19) · Vickers (10) · British and Colonial Aeroplane Co. (7) · Sopwith Aviation Company Limited (6) · Varioplane Company (5) · Siemens-Schuckert-Werke G.m.b.H. (5) · E. Rumpler Luftfahrzeugbau G.m.b.H. (4) · Sopwith Aviation (3) · Société anonyme Astra AB (3) · Société Anonyme Astra (3) · Planes Ltd. (3) · North British Rubber Company (3) · Jacob Lohner & Co. (3) · Luftschiffbau Zeppelin (3) · Blackburn Aeroplane & Motor Co. (3) · Aéroplanes Morane-Saulnier (3)
Applicant is inventor:
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Patent agent:
None (460) · Marks & Clerk (145) · Boult, Wade & Tennant (91) · Haseltine, Lake & Co. (81) · Herbert Haddan & Co. (52) · Brewer & Son (47) · Abel & Imray (45) · None (42) · W. P. Thompson & Co. (34) · Wheatley & Mackenzie (34) · G. F. Redfern & Co. (23) · Jensen & Son (21) · Lloyd Wise & Co. (20) · J. S. Withers & Spooner (20) · A. M. & William Clark (19) · Browne & Co. (18) · Edward Evans & Co. (18) · Johnsons & Willcox (16)
IPCs:
None (642) · IPC B64C17/00 (112) · IPC B64C1/00 (107) · IPC B64C39/00 (100) · IPC B64C3/00 (56) · IPC B64C13/00 (54) · IPC B64C35/00 (52) · IPC B64B1/00 (46) · IPC B64C11/00 (45) · IPC B64C3/38 (42) · IPC B64C3/18 (33) · IPC B64B1/58 (29) · IPC B64C23/00 (28) · IPC B64C3/54 (25) · IPC B64C27/04 (25) · IPC B64C25/00 (23) · IPC B64C33/02 (20) · IPC B64C3/56 (19) · IPC B64C17/06 (18) · IPC B64C1/06 (14)
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Citations from after 1930:
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