Drilldown: Patents
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- Airplane (18)
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- Event (141)
- Letters (683)
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- Patents (17649)
- Person (2204)
- Publications (24578)
- Techtypes (2418)
Patents > Year granted:
1890 - 1899
& National tech categories :
DE 77 or
USPC 244/30
& CPCs:
CPC B64B1/00
Use the filters below to narrow your results.
Axel F. Bergquist (1) ·
Carl Bugkel (1) ·
Carl G. E. Hennig (1) ·
Erich Lindenberg (1) ·
Ernst Loehr (1) ·
Ernst Meyer (1) ·
Georg Gabrielii (1) ·
J.H. Homeister (1) ·
Joachim Adolfowicz Sumovski (1) ·
Johannes Bauer (1) ·
John Arbtin (1) ·
Konstantin Danilewsky (1) ·
Manoel Vianna Coutinho (1) ·
Richard Czygan (1) ·
Stewart Cairncross (2) ·
Wilhelm van de Voorde (1)
aerodynamics (1) ·
airfoil (1) ·
airplane (1) ·
airship (2) ·
ascension (1) ·
balloon (4) ·
balloons (1) ·
car (3) ·
control (1) ·
dirigible (1) ·
fabric (1) ·
flapping (1) ·
frame (3) ·
glider (1) ·
human-powered (1) ·
hydrogen (1) ·
jet (1) ·
landing (1) ·
LTA (11) ·
LTA: car (1) ·
navigation (6) ·
paddle wheel (1) ·
parachute (1) ·
piloting (1) ·
propeller (6) ·
propellers (1) ·
propulsion (5) ·
rudder (1) ·
steering (1) ·
wings (1)
Showing below up to 16 results in range #1 to #16.
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- Calendar: Year filed
- Calendar: Year granted
- Calendar: Full specification filed date
- Calendar: Grant date
- Calendar: Family year