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Patents > National tech categories : DE 77h.5 or USPC 244/100R & Number of claims: 3-5

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None (14) · Ernst Heinkel (6) · Anton Flettner (5) · Alexander Albert Holle (2) · Rumpler-Werke G.m.b.H. in Berlin-Johannisthal (2)
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Tech fields:
airplane (30) · frame (22) · wings (15) · design (12) · stability (8) · control (8) · construction (7) · fuselage (7) · Tragfläche (6) · None (6) · whole (4) · airfoil (4) · biplane (4) · rudder (4) · lift (3) · camber (3) · wheels (3) · piloting (3) · navigation (3)
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Showing below up to 61 results in range #1 to #61.

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