Drilldown: Patents
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Patents > National tech categories :
AT 77d or
USPC 244/80
& Citations from after 1930:
None
& Number of claims:
None
& Number of figures:
1-2
Use the filters below to narrow your results.
aerodynamics (2) ·
airplane (5) ·
airship (3) ·
car (1) ·
compartments (1) ·
control (1) ·
Design (4) ·
Drachenflieger (1) ·
electricity (1) ·
engine (1) ·
frame (3) ·
gas (2) ·
LTA (3) ·
Marine (1) ·
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propulsion (5) ·
rigid (2) ·
rudder (1) ·
subsystem (2) ·
Tragfläche (1) ·
transmission (1) ·
whole (2) ·
wings (2)
Showing below up to 12 results in range #1 to #12.