Drilldown: Patents

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Patents > Office : AT or BE or ES & Inventor country : Brazil or None

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Tech fields:
LTA (9) · airplane (9) · propulsion (7) · propellers (7) · Wings (6) · frame (6) · stability (5) · control (5) · design (4) · balloon (4) · navigation (4) · construction (3) · gas (3)
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Showing below up to 36 results in range #1 to #36.

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