Drilldown: Patents
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- Airplane (18)
- Airship (15)
- Companies (480)
- Event (141)
- Letters (683)
- Organizations (967)
- Patents (17615)
- Person (2154)
- Publications (24571)
- Techtypes (2381)
Patents > Applicant type:
None
& Applicant is inventor :
No or
None
& CPCs :
CPC B64C23/005 or
CPC B64C2700/6256 or
CPC B64C3/385 or
CPC B64C35/00 or
None
& Number of claims:
5-20000000
Use the filters below to narrow your results.
None (1) ·
Carl Semmler (1) ·
Ernst W.F. Herrmann (1) ·
Ernst William Ferdinand Herrmann (1) ·
Fred Lincoln Gould (1) ·
George Brougham Hubert Austin (1) ·
George Raymond Lawrence (1) ·
Glenn Hammond Curtiss (1) ·
John Anderson (1) ·
Kurt Schultze (1) ·
Société DE FELTEN & GUILLEAUME LAHMEYERWERKE ACTIEN GESELLSCHAFT (1) ·
William Cochrane (1) ·
William Whitney Christmas (1)
aileron (1) ·
airfoil (1) ·
airplane (5) ·
balloon (1) ·
Biblio data on espacenet says: Improvements relating to hollow metal screw propellers) (1) ·
cargo (1) ·
design (2) ·
elevator (1) ·
flying boat (1) ·
frame (5) ·
helicopter (1) ·
hybrid (1) ·
hydroaeroplane (1) ·
landing (2) ·
LTA (1) ·
marine (3) ·
navigation (2) ·
parachute (1) ·
passenger (1) ·
piloting (1) ·
propeller (2) ·
propulsion (2) ·
rudder (1) ·
sail (1) ·
seaplane (1) ·
speed (1) ·
stability (3) ·
takeoff (2) ·
whole (1)
Showing below up to 12 results in range #1 to #12.