Drilldown: Patents

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Patents > Office : CU or GB or MX & Supplementary to patent : Patent AT-1911-57225 or Patent NO-1915-12-15 Carl Alfred Johansson or None & Assigned to: None & IPCs : IPC B64C13/00 or IPC B64C23/00 or None & Number of claims: 5-7 & Number of diagram pages: 2

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propulsion (6) · LTA (6) · frame (6) · None (5) · airplane (5) · navigation (5) · steering (4) · control (4) · construction (3) · propeller (3) · design (3) · Wings (3) · helicopter (2) · fuselage (2) · electricity (2) · airship (2) · heavier-than-air (2) · marine (2) · balloon (2)
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