Patent US-1910-947833

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Year filed 1909
Year granted 1910
Office US
Patent number 947833
Inventors Johan Peter Hemme Lund
Inventor country AU
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Applicant is inventor? 1
Original title Rudder for controlling the various movements of screw-propelled vessels and means for operating same
English title Rudder for controlling the various movements of screw-propelled vessels
Tech fields rudder, marine, navigation
Filing date 1909-01-23
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Grant date 1910-02-01
Granted? 1
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Supplementary to patent Patent AU-1909-15563
Related to aircraft? 1
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Citations from after 1930
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