Drilldown: Patents

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Patents > Applicant type : INDIV or Louis-Marie Le Dantec or С. Майтинский & Tech fields : hybrid or lift or propeller or propellers & Citations from after 1930: 1-2 & Number of text pages: 2-3 & Number of figures: 3-5

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Showing below up to 29 results in range #1 to #29.

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