Drilldown: Patents

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Patents > Family year: 1913 & Number of text pages: 5-7 & Number of claims: 7-20

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None (11) · stability (11) · airplane (10) · automatic stability (6) · propulsion (3) · military (3) · LTA (3) · Propellers (2) · steering (2) · lift (2) · design (2) · airship (2) · equilibrium (2) · flapping (2) · compartments (2) · projectile (2) · wings (2)
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Showing below up to 36 results in range #1 to #36.

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