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Patents > CPCs : CPC B64B1/40 or CPC Y10T24/44803 & Citations from after 1930: None

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None (10) · Adolphe Clément-Bayard (4) · Ralph Hazlett Upson (3) · Joseph Allison Steinmetz (3) · Johann Schütte (3) · Eugenio PRASSONE (3) · Comte Antoine Apraxine (2) · Romeo Wankmüller (2) · John R Gammeter (2) · Hermann Naatz (2) · Henri-Alphonse-Désiré Hervé (2) · Emil Gustav Stark (2) · William Randolph Smith (2)
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None (27) · Adolphe Clément-Bayard (4) · AERONAUTICAL INSTR (3) · Johann Schütte (3) · Luft Fahrzeug G.m.b.H. (3) · Joseph Allison Steinmetz (3) · William Randolph Smith (2) · Comte Antoine Apraxine (2) · PRASSONE EUGENIO (2)
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None (32)
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