Drilldown: Patents

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Patents > Office : ES or FR & Inventor country : BA or BE or GB or RO & Applicant firm : Société anonyme Astra AB or None & Family year: 1900 - 1999 & First filing: No & Number of claims: 3-6

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Tech fields:
airplane (12) · Construction (9) · design (9) · frame (7) · None (6) · wings (6) · LTA (5) · lift (4) · aerodynamics (4) · propellers (4) · control (4) · propulsion (4) · military (3) · stability (3) · navigation (3) · sustentation (3)
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CPCs:
CPC B64B1/00 (3) · CPC B64C23/005 (2) · CPC B64D1/04 (2) · CPC B64C39/003 (2) · CPC B64C39/00 (2) · CPC B64C3/52 (2) · CPC B64C2700/6245 (2) · CPC B64B1/58 (2)
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Showing below up to 38 results in range #1 to #38.

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