Drilldown: Patents
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- Airplane (18)
- Airship (15)
- Companies (480)
- Event (141)
- Letters (683)
- Organizations (966)
- Patents (17613)
- Person (2134)
- Publications (24568)
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Patents > Office 
:
DE or
FR
& Applicant firm :
Société anonyme Astra AB or
None
& CPCs :
CPC B64C35/00 or
CPC B64C39/00
& Family year:
1900 - 1999
& First filing:
No
& Citations from after 1930:
None
:
DE or
FR
& Applicant firm :
Société anonyme Astra AB or
None
& CPCs :
CPC B64C35/00 or
CPC B64C39/00
& Family year:
1900 - 1999
& First filing:
No
& Citations from after 1930:
None Use the filters below to narrow your results.
Year filed:
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Tech fields:
None (162) ·
airplane (77) ·
design (62) ·
frame (42) ·
Propellers (27) ·
construction (26) ·
Aerodynamics (20) ·
propulsion (18) ·
lift (18) ·
stability (16) ·
wings (15) ·
Control (14) ·
landing (14) ·
Hydroplane (13) ·
wheels (10) ·
fuselage (10) ·
hydroaeroplane (10) ·
hybrid (10) ·
chassis (10)
Filing date:
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Patent agent:
None (182) ·
Armengaud jeune (8) ·
J. Bonnet-Thirion (6) ·
Weismann et Marx (5) ·
None (5) ·
Charles Assi (4) ·
Brandon frères (4) ·
E. Bletry (4) ·
V. Matray (3) ·
J. Germain (3) ·
G. de Mestral et F. Harlé (3) ·
Dupont et Elluin (3) ·
Charles Dony (3) ·
Y. Rabilloud et fils (3) ·
Boramé et Julien (3) ·
Ch. Mardelet (3)
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Showing below up to 250 results in range #1 to #250.
