Patent CA-1915-169201

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Year filed 1915
Year granted 1916
Office CA
Patent number 169201
Inventors Oscar Alvin Danielson
Inventor country US
Applicant person
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Speedometer for Aeroplanes
English title Speedometer for Aeroplanes
Tech fields airplane, speedometer, instrument, subsystem
Filing date 1915-12-07
Full specification filed date
Application number
Grant date 1916-05-02
Granted? 1
Publication date
Supplementary to patent Patent US-1913-1123253
Related to aircraft? 1
Serial number
Patent agent
Assigned to
National tech categories CA 73/178
IPCs
CPCs
Family year
First filing?
Cites these patents
Citations from after 1930
Application ID
INPADOC family ID
Number of text pages 14
Number of diagram pages
Number of figures
Number of claims 16