Drilldown: Patents

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Patents > Year filed: 1910 - 1919 & Office : AU or DE or DEG or Other & Patent agent: Armengaud jeune & National tech categories : DE 77h.15 or FR 6.4 or USPC 244/22 & Family year: 1913

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airplane (9) · Frame (9) · construction (7) · stability (5) · design (5) · LTA (4) · propellers (4) · fuselage (4) · Dirigibles (4) · aerodynamics (3) · rigid (3) · automatic stability (3)
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Showing below up to 21 results in range #1 to #21.

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