Drilldown: Patents
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Patents > National tech categories:
DE 77h.9
& IPCs :
IPC B64C3/00 or
IPC B64C33/00 or
IPC B64C35/00
Use the filters below to narrow your results.
None (1) ·
aerodynamics (1) ·
airplane (5) ·
buoyancy (4) ·
chassis (3) ·
design (4) ·
Drachenflieger (1) ·
floats (2) ·
Flugzeug (1) ·
frame (5) ·
hybrid (1) ·
Hydro-aeroplane (1) ·
hydroaeroplane (9) ·
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launching (1) ·
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takeoff (1) ·
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wheels (2) ·
wing (1)
None (8) ·
320412D (1) ·
321151D (1) ·
322183D (1) ·
330012D (1) ·
330013D (1) ·
333438D (1) ·
333473D (1) ·
333525D (1)
Showing below up to 16 results in range #1 to #16.