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Patents > Inventor country : ES or NL or Prussia

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Office:
Inventors:
Leonardo Torres Quevedo (22) · Alexander Albert Holle (9) · Josef Deixler (8) · Louis Constantin (6) · Johann Schütte (6) · Emanuel Spreekmeester (4) · None (3) · Johannes Jacobus Loke (3) · Floris Albert van Heyst (3) · Oskar Nauss (3) · Pieter Barteld Van Leggelo (2) · Jose Pesaña y Piñol (2) · Joseph Deixler (2) · Louis Kloos (2) · Lucas Adrianus Aloysius Maria Loonen (2) · Nicolaas Everhard Groeneveld Meyer (2) · Enrique Sanchis (2) · Andreas Ozegowski (2) · Ramón Remis y Suárez (2) · Carlos Mendizabal (2)
Inventor country: (Click arrow to add another value)
Applicant person:
None (34) · Leonardo Torres Quevedo (15) · Alexander Albert Holle (7) · Josef Deixler (5) · Emanuel Spreekmeester (4) · Johann Schütte (4) · Johannes Jacobus Loke (3) · Louis Constantin (3) · Louis Joseph Constantin (3) · Oskar Nauss (3) · Floris Albert van Heyst (3)
Applicant is inventor:
Tech fields:
LTA (56) · airplane (27) · balloon (26) · frame (23) · navigation (23) · propulsion (21) · subsystem (19) · propeller (15) · aerodynamics (15) · stability (15) · None (14) · gas (13) · design (11) · airfoil (10) · car (9) · safety (9) · whole (9) · airship (7) · hydrodynamics (7)
Full specification filed date:
Application number:
None (89)
Granted:
Related to aircraft:
Patent agent:
None (82) · Ed. Wolf (5) · Marks & Clerk (4) · Matray frères et Cie (3) · A. Elberts Doyer en H.W. Daendels (2) · Armengaud aîné (2) · Haseltine, Lake & Co. (2) · V. Dupont (2) · Phillipss (2)
National tech categories:
None (59) · FR 6.4 (20) · NL 62 (13) · DE 77 (4) · AT 77d (4) · RU Group V (3) · FR 6.3 (3) · DE 77h.4 (3) · NL 62.15 (3) · DE 77h (2) · USPC 244/46 (2) · BE K (2) · DE 77h.6 (2)
IPCs:
None (77) · IPC B64B1/00 (12) · IPC B64B (7) · IPC B64B1/58 (7) · IPC B64B1/62 (3) · IPC B64C33/02 (2) · IPC B64D17/00 (2) · IPC B64C27/28 (2)
CPCs:
None (70) · CPC B64B1/00 (13) · CPC B64B1/58 (6) · CPC B64C3/385 (5) · CPC B64B1/62 (3) · CPC B64C2700/629 (3) · CPC B64C27/28 (3) · CPC B64C23/005 (2) · CPC B64D17/00 (2) · CPC B64C39/006 (2) · CPC B64C39/00 (2) · CPC B64C31/04 (2) · CPC B64C3/48 (2) · CPC B64C3/00 (2) · CPC B64C2700/6295 (2) · CPC B64C2700/6235 (2) · CPC B64C3/40 (2) · CPC B64C11/006 (2) · CPC B64B (2)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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