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Patents > Tech fields: instrument & IPCs : IPC B64D45/00 or None

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Inventors:
None (9) · Emil Schimanek (5) · Eugène-Pierre-Félix-Auguste Coursin (4) · Edward Joel Pennington (4) · Oscar Gerhardt (3) · Alfred Maul (3) · Ewald Müller (3) · Alfred E. Wunderlich (2) · Harry Egerton Wimperis (2) · Elmer Ambrose Sperry (2) · N. Thiry (2) · Lawrence Burst Sperry (2) · George Raymond Lawrence (2)
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Applicant person:
None (34) · Eugène-Pierre-Félix-Auguste Coursin (4) · Oscar Gerhardt (3) · Ewald Müller (3) · Emil Schimanek (3) · George Raymond Lawrence (2) · Alfred E. Wunderlich (2) · N. Thiry (2) · Lawrence Burst Sperry (2)
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National tech categories:
None (41) · FR 6.3 (10) · HU V/h (9) · BE K (6) · DE 42k.18 (3) · FR 6.4 (2) · DE 42c.39 (2) · HU VII/a (2) · NL 62 (2) · NL 62.15 (2) · DE 42c.41 (2) · AT 77d (2) · DE 42c.35 (2)
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