Drilldown: Patents

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Patents > Office : DE or DK or UN & Applicant person : Everard Richard Calthrop or Henri-Marie Coandă or Nazaire Lacrotte or None & National tech categories : DE 77h.6 or None

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Office: (Click arrow to add another value)
Inventors:
None (35) · Gustav Lilienthal (8) · Otto Lilienthal (8) · RICHTER (8) · Christian Lorenzen (5) · A. LILIENTHAL (3) · Albert Graff (2) · O. Koch (2) · Richard Wilcke (2) · Hellmuth Hirth (2) · Rudolf Chillingworth (2) · Leon BOT (2) · O. SCHMIDT (2) · STREHLAU (2) · Jacob H Ellehammer (2) · Jakob Haw (2) · Reden (2)
Inventor country:
Applicant person: (Click arrow to add another value)
Applicant is inventor:
Tech fields:
None (191) · propeller (28) · propulsion (14) · LTA (13) · airplane (8) · balloon (7) · navigation (6) · Frame (5) · subsystem (4) · marine (4) · parachute (3) · helicopter (3)
Full specification filed date:
Granted:
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National tech categories: (Click arrow to add another value)
CPCs:
None (180) · CPC B64C33/02 (7) · CPC B64B1/00 (6) · CPC B64C2700/6281 (6) · CPC B64C11/006 (5) · CPC B64B1/58 (4) · CPC B64C27/00 (4) · CPC B64C3/00 (4) · CPC B64C2700/6233 (3) · CPC B64B1/30 (3)
First filing:
Citations from after 1930:
Number of text pages:
Number of claims:
Number of diagram pages:

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