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Patents > National tech categories : USPC 244/8 or None & CPCs: CPC B64C2700/6274

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Inventors:
None (3) · Nelson Leslie Hyatt (2) · Otto SACK (2) · Douglas DOBBINS (2) · Thomas Augustus Dring (2) · Walter Fisher LUFF (2) · Alwin HITZEROTH (2) · Alfred E. Wunderlich (2)
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Applicant person:
None (4) · HITZEROTH ALWIN (2) · SACK Otto (2) · Nelson Leslie Hyatt (2) · Thomas Augustus Dring (2) · Vincent Joseph Conces (2) · Walter Fisher Luff (2) · John DAY PREZ (2) · Alfred E. Wunderlich (2)
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Tech fields:
None (74) · airplane (7) · Propulsion (6) · whole (4) · frame (4) · helicopter (4) · propeller (3) · propellers (3) · Hybrid (3) · control (3) · design (3) · ascension (2) · compartments (2) · construction (2) · heavier-than-air (2) · suspension (2)
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Showing below up to 93 results in range #1 to #93.

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