Drilldown: Patents

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Patents > National tech categories: None & Number of text pages: 4-5

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Supplementary to patent:
None (386) · Patent FR-1911-448337 (2) · Patent FR-1913-466195 (2) · Patent US-1913-1087946 (2)
Related to aircraft:
Patent agent:
None (73) · Marks & Clerk (48) · Boult, Wade & Tennant (31) · Haseltine, Lake & Co. (25) · Brewer & Son (20) · John P. Tarbox (14) · None (14) · Wheatley & Mackenzie (13) · Herbert Haddan & Co. (11) · J. S. Withers & Spooner (8) · Abel & Imray (7) · Jensen & Son (6) · G. F. Redfern & Co. (5) · Francis Heron Rogers (5) · Boult, Wade, and Tennant (5)
National tech categories: (Click arrow to add another value)
IPCs:
None (201) · IPC B64C39/00 (38) · IPC B64C17/00 (28) · IPC B64C3/38 (24) · IPC B64C1/00 (17) · IPC B64C35/00 (15) · IPC B64C27/04 (13) · IPC B64C13/00 (12) · IPC B64B1/00 (12) · IPC B64C33/02 (11) · IPC B64C23/00 (10) · IPC B64C3/00 (10) · IPC B64C25/00 (7) · IPC B64C3/18 (6) · IPC B64B1/58 (6) · IPC B64C11/00 (5) · IPC CPC B64C13/00 (5) · IPC B64C33/00 (5) · IPC B64C3/56 (5)
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