Drilldown: Patents

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Patents > Year filed: 1911 & Inventor country : AU or CH or US & Grant date: 1910 - 1919 & Related to aircraft : .5 or .5? or 1 & Number of diagram pages: 3

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James Shand Stephens (2)
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James Shand Stephens (2)
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airplane (12) · None (11) · frame (10) · stability (8) · wheels (5) · Propeller (5) · navigation (5) · rudder (4) · whole (3) · balance (3) · HTA (3) · Helicopter (2) · hybrid (2) · design (2) · wings (2)
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