Drilldown: Patents

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Patents > Office : DE or JP & Family year: 1900 - 1909 & Number of figures: 3-4

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Office: (Click arrow to add another value)
Inventors:
Joseph Hofmann (3) · Emil Lehmann (3) · August Riedinger (2)
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Applicant person:
None (9) · August Riedinger (2) · Joseph Hofmann (2) · Emil Lehmann (2)
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Tech fields:
None (10) · airplane (8) · propeller (7) · propulsion (7) · stability (6) · LTA (6) · frame (4) · subsystem (3) · whole (3) · Propellers (3) · nacelle (2) · airfoil (2) · suspension (2) · automatic stability (2) · navigation (2) · balloon (2) · control (2) · wings (2) · design (2)
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