Drilldown: Patents

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Patents > Year granted: 1910 - 1919 & Office : BE or IT or NL & Inventor country: FR

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Tech fields:
airplane (19) · design (9) · construction (7) · navigation (6) · stability (6) · propellers (5) · control (4) · motors (4) · propulsion (4) · wings (4) · frame (4) · steering (3) · automatic stability (3)
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Showing below up to 39 results in range #1 to #39.

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