Patent US-1908-875787

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Multiple lifting propellers; feet with shock absorbers

  • Tech cats: CPC B64C23/005 Influencing air-flow over aircraft surfaces, not otherwise provided for by other means not covered by groups B64C23/02 - B64C23/08, e.g. by electric charges, magnetic panels, piezoelectric elements, static charges or ultrasounds.
  • Inventor location: Paris, France ; citizen of US

Sources


Year filed 1906
Year granted 1908
Office US
Patent number 875787
Inventors Selden Allen Day
Inventor country FR
Applicant person Selden Allen Day
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Flying or air car
English title Flying or air car
Tech fields aerodrome, helicopter, landing, shock-absorbers, subsystem
Filing date May 16, 1906
Full specification filed date
Application number 1906317232
Grant date January 7, 1908
Granted? Yes
Publication date
Supplementary to patent
Related to aircraft? Yes
Serial number 317232
Patent agent Shepherd & Parker
Assigned to
National tech categories USPC 244/6, USPC 244/100R
IPCs
CPCs CPC B64C23/005
Family year 1906
First filing? Yes
Cites these patents
Citations from after 1930
Application ID 47076829
INPADOC family ID 43787052
Number of text pages 3
Number of diagram pages 2
Number of figures 8
Number of claims 12