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Patents > Tech fields : Control or stability & Grant date: 1919

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Inventors:
Alfred John Macy (8) · None (5) · Harris Booth (4) · Seth Hart (3) · Hjalmar Pålson (3) · Robert Ingersoll Eustis (3) · Claude Prost (2) · Harold Ingram Sidgwick (2) · James Frederick Verner (2) · John William Copley (2) · Émile Letord (2) · William Deshler Warner (2) · Claude Grahame-White (2) · Richard Fitz Power (2) · René Caudron (2) · Alfredo Guillermo Leigh (2) · Wilfrid Thomas Reid (2)
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Alfred John Macy (8) · None (8) · Harris Booth (4) · Seth Hart (3) · Robert Ingersoll Eustis (3) · Hjalmar Pålson (3) · Claude Grahame-White (2) · William Deshler Warner (2) · Wilfrid Thomas Reid (2) · Richard Fitz Power (2) · René Caudron (2) · John William Copley (2) · James Frederick Verner (2) · Émile Letord (2) · Claude Prost (2) · Harold Ingram Sidgwick (2) · Alfredo Guillermo Leigh (2)
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None (18) · 25941D (3) · 324718 (2)
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None (21) · Brewer & Son (7) · Boult, Wade & Tennant (4) · Lavoix et Mosès (4) · None (4) · John P. Tarbox (4) · G. F. Redfern & Co. (2) · Dony and Lejeune (2) · L. Chassevent (2) · Herbert Haddan & Co. (2) · Haseltine, Lake & Co. (2) · Munn & Co. (2)
CPCs:
CPC B64C13/00 (19) · None (17) · CPC B64C17/00 (13) · CPC B64C2700/6256 (12) · CPC B64C2700/6218 (6) · CPC B64C13/12 (5) · CPC B64C13/24 (5) · CPC B64C2700/6212 (4) · CPC B64C39/00 (3) · CPC B64C2700/6295 (3) · CPC B64C3/385 (2) · CPC B64C13/30 (2) · CPC B64C13/02 (2) · CPC B64C11/006 (2)
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