Drilldown: Patents

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Patents > Office : ?? or DE or HU & Inventor country: DE & Applicant type : COMPANY or INDIV & Publication date: 1920 - 1929 & IPCs : IPC B64B1/58 or IPC B64C35/00 or None & Number of diagram pages: 1 & Number of figures: 1-2

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airplane (12) · frame (8) · construction (6) · airship (5) · design (5) · LTA (4) · subsystem (4) · Motors (4) · military (3) · Biplane (3) · compartments (2) · texture (2) · chassis (2) · non-rigid (2) · projectile (2) · propellers (2) · propulsion (2) · aerodynamics (2)
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