Drilldown: Patents

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Patents > Office : DE or NL & Number of figures: 10-12

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LTA (10) · balloon (6) · None (5) · propeller (5) · control (4) · stability (4) · propulsion (4) · navigation (4) · wings (4) · airship (4) · frame (3) · car (3) · design (3) · airplane (3) · method (2) · metal (2) · captive (2) · helicopter (2) · steering (2) · flapping (2)
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Showing below up to 35 results in range #1 to #35.

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