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Patents > Office : GB or GR or IN or LU & Number of figures: 3-4

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Supplementary to patent:
None (321) · Patent FR-1909-408197 (3) · Patent US-1913-1118124 (2) · Patent GB-1906-27312 (2) · Patent BE-1910-12-28-Muehter (2) · Patent AT-1911-57225 (2) · Patent FR-1916-502839 (2)
Related to aircraft:
Patent agent:
Boult, Wade & Tennant (41) · None (41) · Marks & Clerk (38) · Haseltine, Lake & Co. (32) · Herbert Haddan & Co. (25) · None (17) · Brewer & Son (15) · W. P. Thompson & Co. (13) · Wheatley & Mackenzie (12) · Abel & Imray (12) · G. F. Redfern & Co. (10) · Lloyd Wise & Co. (9) · Edward Evans & Co. (8) · Mewburn, Ellis & Pryor (8) · J. S. Withers & Spooner (7) · Brierley & Howard (7) · Browne & Co. (6) · A. M. & William Clark (6)
IPCs:
None (121) · IPC B64C39/00 (42) · IPC B64C1/00 (32) · IPC B64C17/00 (26) · IPC B64C13/00 (26) · IPC B64C35/00 (19) · IPC B64C3/00 (17) · IPC B64B1/00 (17) · IPC B64C11/00 (16) · IPC B64C25/00 (14) · IPC B64C3/38 (13) · IPC B64C3/18 (7) · IPC B64C23/00 (6) · IPC B64C17/06 (6) · IPC B64C27/04 (6) · IPC B64C3/54 (6) · IPC B64B1/58 (6) · IPC B64C11/16 (5) · IPC B64C33/02 (5)
CPCs:
None (101) · CPC B64C13/00 (32) · CPC B64C17/00 (31) · CPC B64C2700/6256 (30) · CPC B64C2700/6295 (30) · CPC B64C39/00 (25) · CPC B64C3/00 (19) · CPC B64B1/00 (17) · CPC B64C2700/6218 (16) · CPC B64C35/00 (15) · CPC B64C3/385 (12) · CPC B64C2700/6235 (10) · CPC B64C25/62 (10) · CPC B64C39/08 (10) · CPC B64F2700/6226 (10) · CPC B64C11/006 (10) · CPC B64C25/06 (8)
First filing:
Citations from after 1930:
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