Patent CH-1912-54064

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Patent CH-1912-54064 figures 1-5
Patent CH-1912-54064 figures 6-19
Patent CH-1912-54064 figure 20

Sources


  • Inventor location: 3 ave des Arts, Brussels, Belgium
  • Patent agent location: Zurich, Switzerland


Year filed 1910
Year granted 1912
Office CH
Patent number
Inventors Alfred E. Wunderlich
Inventor country BE
Applicant person Alfred E. Wunderlich
Applicant firm
Applicant type INDIV
Applicant is inventor? No
Original title Luftschraube
English title Propeller
Tech fields propellers
Filing date October 13, 1910
Full specification filed date
Application number
Grant date May 1, 1912
Granted? Yes
Publication date
Supplementary to patent
Related to aircraft? Yes
Serial number
Patent agent Karl Müller
Assigned to
National tech categories CH 129b
IPCs
CPCs
Family year
First filing? No
Cites these patents
Citations from after 1930
Application ID
INPADOC family ID
Number of text pages 3
Number of diagram pages 3
Number of figures 20
Number of claims 8