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Patents > Supplementary to patent : Patent US-1913-04-21 George Raymond Lawrence or None & Patent agent: Marks & Clerk

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None (7) · John William Dunne (5) · Frederick William Lanchester (4) · Norman Arthur Thompson (4) · Robert Arthur Bruce (4) · Samuel Franklin Cody (4) · Matthew Arlington Batson (3) · Johann Schütte (3) · Jacob Christian Hansen-Ellehammer (2) · Louis Brennan (2) · Alexander Blair Thaw (2) · Émile-Jean-Jules Salmson (2)
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None (11) · John William Dunne (5) · Robert Arthur Bruce (4) · Norman Arthur Thompson (4) · Edward Charles Robert Marks (4) · Matthew Arlington Batson (3) · Frederick William Lanchester (3) · Johann Schütte (3) · Louis Brennan (2) · Émile-Jean-Jules Salmson (2) · Alexander Blair Thaw (2) · Jacob Christian Hansen-Ellehammer (2)
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None (15)
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IPCs:
None (15) · IPC B64C13/00 (7) · IPC B64C39/00 (6) · IPC B64C3/00 (6) · IPC B64C17/00 (4) · IPC B64B1/58 (4) · IPC B64C25/00 (4) · IPC B64B1/00 (3) · IPC B64C35/00 (3) · IPC B62C5/04 (2) · IPC B64C3/56 (2) · IPC B64C23/00 (2) · IPC B64D35/04 (2) · IPC B64C3/38 (2) · IPC B64C39/10 (2) · IPC B64C1/00 (2) · IPC B64B1/40 (2) · IPC B64C5/04 (2)
CPCs:
None (8) · CPC B64C3/00 (7) · CPC B64C2700/6295 (6) · CPC B64C2700/6256 (6) · CPC B64C13/00 (6) · CPC B64C39/00 (5) · CPC B64B1/00 (5) · CPC B64B1/58 (4) · CPC B64C17/00 (4) · CPC B64C2700/6233 (3) · CPC B64C35/00 (3) · CPC B64F2700/6226 (3) · CPC B64C25/06 (3)
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