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Patents > Inventors : Richard B. DOUGLAS or None & Number of figures: 4

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Applicant firm:
Jacob Lohner & Co. (11) · Siemens-Schuckert Werke GmbH (4) · Zeppelin-Werke G.m.b.H. (3) · Luft-Verkehrs-Gesellschaft m.b.H. (3) · Luft Fahrzeug G.m.b.H. (3) · Luftschiffbau Schütte-Lanz (3) · SPAD (2) · Bollekens frères (2) · Flugzeugwerft G.m.b.H. (2)
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Tech fields:
airplane (27) · frame (15) · construction (12) · LTA (11) · Design (11) · airship (9) · fuselage (6) · None (6) · landing (5) · propulsion (5) · marine (5) · Wings (5) · Biplane (5) · safety (4) · subsystem (4) · stability (4) · piloting (3) · engine (3) · hydroaeroplane (3) · gas (3)
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None (22)
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