Drilldown: Patents

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Patents > Applicant firm: None & Applicant is inventor: No & Number of claims: 1-2

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Tech fields:
airplane (12) · LTA (11) · None (6) · frame (5) · propulsion (5) · propeller (5) · stability (5) · propellers (4) · Dirigible (4) · design (3) · balloon (3) · construction (3) · marine (3) · navigation (3)
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