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Patents > Year filed: 1903 & National tech categories : FR 10.1 or None

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Inventors:
Johann Stumpf (2)
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Applicant person:
None (10) · Johann Stumpf (2)
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Tech fields:
None (12) · propeller (11) · propulsion (10) · LTA (6) · fun (4) · navigation (3) · construction (3) · frame (3) · balloon (3) · car (2) · toy (2) · aerostat (2) · propellers (2) · paddle-wheel (2) · kite (2) · gas (2) · airplane (2) · Windmill (2) · rudder (2)
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CPCs:
None (25) · CPC B64C11/006 (3) · CPC Y02E10/72 (2) · CPC B64C11/065 (2)
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Showing below up to 51 results in range #1 to #51.

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