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Patents > Inventors : Hellmuth Hirth or None & National tech categories: DE 77h.5

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airplane (29) · frame (21) · construction (14) · None (12) · biplane (9) · design (9) · fuselage (7) · wings (6) · military (4) · subsystem (4) · stability (4) · piloting (3) · steering (3) · whole (3) · navigation (3)
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Showing below up to 56 results in range #1 to #56.

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