Drilldown: Patents

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Patents > Year filed: 1900 - 1909 & Office : BE or FR & Applicant firm: None & Applicant type : COMPANY + INDIV or INDIV or INIV & Supplementary to patent : Patent BE-1909-214032 or Patent NO-1915-12-15 Carl Alfred Johansson or   or None & Number of text pages: 2-3

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Tech fields:
airplane (134) · Propulsion (93) · LTA (86) · design (64) · Stability (56) · frame (55) · propellers (50) · wings (48) · None (46) · navigation (41) · construction (37) · control (37) · lift (34) · aerodynamics (26) · rudder (23) · propeller (22) · steering (21) · hybrid (20) · automatic stability (19)
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Patent agent:
Armengaud jeune (55) · None (55) · None (28) · Weismann et Marx (23) · Chassevent (18) · Lavoix et Moses (15) · J. Bonnet-Thirion (12) · Y. Rabilloud et fils (11) · C. Blétry (10) · J. Germain (10) · E. Blétry (9) · Hippolyte Josse (9) · Boramé et Julien (8) · G. de Mestral et F. Harlé (8) · H. Elluin (8) · Dom. Casalonga (7) · Marillier et Robelet (7) · Ad. Sturm (6) · Charles Dony (6) · Brandon frères (5)
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IPCs:
IPC B64B1/00 (61) · IPC B64C39/00 (57) · None (23) · IPC B64C1/00 (22) · IPC B64C27/04 (22) · IPC B64C11/00 (21) · IPC B64C33/02 (21) · IPC B64C23/00 (19) · IPC B64C17/00 (19) · IPC B64B1/58 (19) · IPC B64C33/00 (10) · IPC B64C3/00 (10) · IPC B64C3/38 (8) · IPC B64C13/00 (7) · IPC B64C3/52 (6)
CPCs:
CPC B64B1/00 (59) · CPC B64C39/00 (47) · CPC B64C2700/6295 (38) · CPC B64C33/02 (22) · CPC B64C17/00 (21) · CPC B64C23/005 (21) · CPC B64B1/58 (19) · CPC B64C11/006 (17) · CPC B64C2700/6274 (16) · CPC B64C27/04 (14) · CPC B64C2700/6281 (12) · CPC B64C33/00 (11) · CPC B64C1/00 (10) · CPC B64C3/00 (10) · CPC B64C13/00 (9) · None (9) · CPC B64C3/385 (8)
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