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Patents > National tech categories : CH 115 or DE 77h.5 & Number of figures: 4-6

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None (10) · Ernst Heinkel‎ (2) · Robert Esnault-Pelterie (2) · Anton Flettner (2) · Karl Ludwig Waldemar Geest (2)
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None (17) · Ernst Heinkel‎ (2) · Robert Esnault-Pelterie (2) · Anton Flettner (2) · Karl Ludwig Waldemar Geest (2)
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Tech fields:
airplane (28) · Frame (20) · Design (16) · Wings (14) · Tragfläche (11) · Construction (8) · airfoil (7) · stability (7) · Control (7) · propulsion (6) · None (6) · camber (5) · fuselage (4) · whole (4) · biplane (4) · Aerodynamics (4) · LTA (4) · rudder (3)
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Showing below up to 62 results in range #1 to #62.

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