Patent US-1911-1049661

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This patent identified because google patents said it was related to another patent, on propellers.

  • Tech classification CPC B63H1/38 Propulsive elements directly acting on water characterised solely by flotation properties, e.g. drums
  • South Lebanon, Warren county, Ohio, US


Year filed 1911
Year granted 1913
Office US
Patent number 1049661
Inventors Edward S. Bretney
Inventor country US
Applicant person Edward S. Bretney
Applicant firm
Applicant type INDIV
Applicant is inventor?
Original title Motor-boat
English title Motorboat
Tech fields marine, boat, motor
Filing date 1911-12-26
Full specification filed date
Application number
Grant date 1913-01-07
Granted? 1
Publication date
Supplementary to patent
Related to aircraft? .5
Serial number 667962
Patent agent
Assigned to
National tech categories USPC 440/100
IPCs IPC B63H1/38, IPC B63H1/00
CPCs CPC B63H1/38
Family year 1911
First filing? 1
Cites these patents
Citations from after 1930
Application ID
Number of text pages 1
Number of diagram pages 1
Number of figures 2
Number of claims 1