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Patents > CPCs : CPC B64C3/18 or CPC B64C33/02 & Number of text pages: 2-3

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Office:
Inventors:
None (6) · Robert Strehlau (4) · Felix Michau (4) · Lin-Marius Mannent (4) · Émile Letord (3) · Rumpler-Werke G.m.b.H. in Berlin-Johannisthal (3)
Inventor country:
Inventor location:
None (185) · Seine (6) · Rhône (3) · Paris (3) · Pennsylvania (2) · Berlin (2) · Brooklyn (2)
Applicant person:
None (21) · Felix Michau (4) · Lin-Marius Mannent (4) · Émile Letord (3) · Robert Strehlau (3)
Applicant is inventor:
Tech fields:
flapping (78) · ornithopter (48) · frame (42) · None (38) · wings (38) · propulsion (36) · airplane (33) · construction (25) · design (23) · navigation (14) · LTA (14) · subsystem (11) · hybrid (11) · propeller (10) · wing (10) · airfoil (10) · propellers (9) · rudder (9) · structure (9) · Aerodynamics (8)
Full specification filed date:
Application number:
None (39) · 495319D (2)
Granted:
Publication date:
Supplementary to patent:
None (153) · Patent FR-1912-446040 (4) · Patent BE-1910-12-28-Muehter (3) · Patent FR-1909-420004 (2) · Patent DE-1909-244441 (2) · Patent FR-1917-504302 (2) · Patent DE-1907-217533 (2) · Patent FR-1908-407411 (2) · Patent GB-1909-12556 (2) · Patent IT-1907-87304 (2)
Related to aircraft:
Patent agent:
None (54) · None (15) · J. Germain (8) · Armengaud jeune (5) · Victor J. Evans (4) · Munn & Co. (4) · E. Blétry (4) · Hippolyte Josse (3) · Herbert Haddan & Co. (3) · Schwab (3) · C. Blétry (3) · C. A. Snow & Co. (3)
CPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
Number of text pages:
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