Patent GB-1912-20751

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  • Tech class CPC B64C11/00: Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
  • Inventor location: No. 4, Neudorfer Strasse, Wiesbaden, Germany ; Doctor of Philosophy
  • Inventor signed. 0 days later, this patent was recorded as filed at the patent office.

Sources


Year filed 1912
Year granted 1913
Office GB
Patent number 20751
Inventors Alwin Viëtor
Inventor country DE
Applicant person Alwin Viëtor
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Improvements in or relating to Propelling Mechanism of Aeroplanes and Air Ships
English title Improvements in or relating to Propelling Mechanism of Aeroplanes and Air Ships
Tech fields aerial propeller
Filing date 1912-09-11
Full specification filed date
Application number 191220751D
Grant date 1913-01-16
Granted? 1
Publication date
Supplementary to patent
Related to aircraft? 1
Serial number
Patent agent W. P. Thompson & Co.
Assigned to
National tech categories
IPCs IPC B64C11/00
CPCs CPC B64C11/00
Family year 1912
First filing? 1
Cites these patents
Citations from after 1930 0
Application ID 23639125
INPADOC family ID 11126639
Number of text pages 3
Number of diagram pages 2
Number of figures 4
Number of claims 6