Drilldown: Patents

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Patents > Tech fields : control or propellers or stability & Filing date: 1910 - 1919 & First filing: No

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Patent agent:
None (252) · Armengaud jeune (44) · E. Blétry (20) · Marks & Clerk (18) · Haseltine, Lake & Co. (17) · None (15) · J. Bonnet-Thirion (12) · Schwab (11) · L. Chassevent (10) · Abel & Imray (10) · Charles Dony (9) · Brandon frères (9) · Hippolyte Josse (9) · Boramé et Julien (9) · Dupont et Elluin (8) · J. Germain (8) · Lavoix et Moses (7) · Gaston Rose (7) · A. Wunderlich & Cie, Ingénieurs-Conseils (6)
National tech categories:
FR 6.4 (329) · None (151) · HU V/h (62) · BE K (35) · FR 6.2 (27) · AT 77d (25) · DE 77h.5 (20) · CH 129b (9) · DK 77 (6) · USPC 244/78.1 (3) · USPC 244/79 (3) · USPC 244/45R (3) · DE 77h.6 (3) · IT 8 (3) · AU 90.3 (3)
IPCs:
None (236) · IPC B64C17/00 (135) · IPC B64C1/00 (104) · IPC B64C39/00 (31) · IPC B64C13/00 (26) · IPC B64C11/00 (26) · IPC B64C17/06 (24) · IPC B64C3/38 (16) · IPC B64C23/00 (13) · IPC B64C11/04 (10) · IPC B64C11/16 (9) · IPC B64B1/40 (8) · IPC B63H1/12 (8) · IPC B64C11/36 (8) · IPC B64C35/00 (7) · IPC B64C3/54 (6) · IPC B64C27/04 (6) · IPC B64C33/02 (6) · IPC B64B1/00 (6)
CPCs:
None (180) · CPC B64C17/00 (147) · CPC B64C2700/6218 (52) · CPC B64C13/00 (42) · CPC B64C2700/6212 (29) · CPC B64C17/06 (27) · CPC B64C2700/6214 (26) · CPC B64C39/00 (23) · CPC B64C2700/6216 (22) · CPC B64C2700/6295 (19) · CPC B64C11/006 (17) · CPC B64C23/005 (16) · CPC B64C3/385 (15) · CPC B64C2700/6256 (13) · CPC B64C2700/6274 (11) · CPC B64C11/16 (11) · CPC B64C11/04 (10) · CPC B64C2700/6219 (10)
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