Drilldown: Patents

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Patents > Inventor country : AU or CH or DE or RU or SE & Applicant firm: None & Family year: 1909 & Cites these patents: None & Number of claims: 2-3

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LTA (19) · Airship (12) · Subsystem (12) · Design (11) · Airplane (10) · propellers (9) · Stability (8) · Frame (8) · None (7) · hydrogen (5) · Control (5) · propulsion (5) · balloon (5) · compartments (4) · Construction (4) · gas (4) · chemistry (4) · balloons (4) · takeoff (4)
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None (15) · CPC B64B1/58 (4) · CPC B64C23/005 (3) · CPC B64B1/62 (3) · CPC B64C11/001 (2) · CPC B64C11/20 (2) · CPC B64C2700/6274 (2) · CPC B64C35/00 (2) · CPC B64C3/42 (2) · CPC B64F2700/6296 (2) · CPC B64C11/006 (2)
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