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Inventor traveled; spent some time in Detroit.


Year filed 1916
Year granted 1919
Office US
Patent number 1302947
Inventors James V. Martin
Inventor country US
Applicant person James V. Martin
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Shock-absorbing rudder
English title Shock-absorbing rudder
Tech fields rudder, stability, shock absorber, aeroplane
Filing date 1916-12-01
Full specification filed date
Application number
Grant date 1919-05-06
Granted? 1
Publication date
Supplementary to patent
Related to aircraft? 1
Serial number
Patent agent Bathul & Bathul?
Assigned to
National tech categories
CPCs CPC B64C13/00
Family year 1916
First filing? 1
Cites these patents
Citations from after 1930
Application ID
Number of text pages 2
Number of diagram pages 2
Number of figures 9
Number of claims 18