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Patents > Tech fields: flapping & Patent agent : Haseltine, Lake & Co. or None

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Office:
Inventors:
None (4) · Stefan Hunyor de Visoly (4) · Hermann Hassenbach (4) · Friedrich Kopsch (3) · Firmin Bousson (3) · Josef Bércz (3) · Félix Michau (3) · Ludwig Schmidl (3) · Franz Xaver Wels (3)
Applicant person:
None (38) · Hermann Hassenbach (4) · Ludwig Schmidl (3) · Friedrich Kopsch (3) · Franz Xaver Wels (3) · Firmin Bousson (3)
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Application number:
None (101)
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Related to aircraft:
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National tech categories:
HU V/h (21) · DE 77h.10 (20) · AT 77d (20) · None (19) · DE 77 (7) · FR 6.4 (6) · DE 77h (6) · GB 4 without buoyant (5) · USPC 244/72 (5) · GB 4 propel & steer (4) · USPC 244/11 (4) · GB 4 (3) · DK 77 (3) · IT 8 (3) · USPC 244/22 (3) · USPC 244/64 (3) · BE K (3)
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