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Patents > Year granted: 1919 & CPCs : CPC B64C13/00 or None

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None (37) · Reinhold Richter (9) · Alfred John Macy (6) · Walter George Tarrant (5) · Thomas Sopwith (5) · Oszkár Asbóth (4) · Harris Booth (4) · Hjalmar Pålson (3) · Henry Bridges Molesworth (3) · Adolphe Gaydon (2) · Wilfrid Thomas Reid (2) · John William Copley (2) · Louis Raymond Accornero (2) · Hans Windhoff (2)
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None (46) · Reinhold Richter (9) · Alfred John Macy (6) · Walter George Tarrant (5) · Thomas Sopwith (5) · Harris Booth (4) · Hjalmar Pålson (3) · Henry Bridges Molesworth (3) · Hans Windhoff (2) · Adolphe Gaydon (2) · Wilfrid Thomas Reid (2) · Alliott Verdon Roe (2) · Oskar von Asbóth (2) · John William Copley (2) · Louis Raymond Accornero (2)
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None (81) · 25941D (3)
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Supplementary to patent:
None (97) · Patent GB-1918-128724 (2)
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