Drilldown: Patents

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Patents > Filing date: 1900 - 1999 & Granted: Yes & Related to aircraft: None

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Supplementary to patent:
None (633) · Patent FR-1911-430455 (5) · Patent ES-1911-50083‎ (3) · Patent GB-1911-29012 (2) · Patent FR-1913-430455.17114 (2)
Related to aircraft: (Click arrow to add another value)
Patent agent:
None (596) · Boult, Wade & Tennant (5) · Armengaud jeune (3) · Marks & Clerk (3) · G. G. M. Hardingham (2) · Victor J. Evans (2) · None (2) · Munn & Co. (2) · M. Zerolo (2) · Herbert Haddan & Co. (2) · William Wallace White (2) · Armengaud aîné (2)
National tech categories:
None (555) · FR 6.4 (16) · FR 10.1 (4) · USPC 244/26 (4) · FR 6.3 (4) · USPC 244/22 (3) · DK 65 (3) · USPC 244/78.1 (3) · USPC 244/80 (3)
IPCs:
None (564) · IPC B64B1/00 (10) · IPC B64C35/00 (6) · IPC B64C3/54 (5) · IPC B64C11/00 (5) · IPC B64C1/00 (5) · IPC B64C39/00 (4) · IPC B64C17/00 (4) · IPC B64C33/02 (3) · IPC B64C5/04 (3) · IPC B64C13/00 (3) · IPC B64B1/62 (3) · IPC B64C3/18 (3) · IPC B63H1/12 (2) · IPC B64C31/06 (2) · IPC B64C3/00 (2) · IPC B64B1/40 (2) · IPC B64B1/58 (2) · IPC CPC B64C13/00 (2)
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