Patent US-1909-917942

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Year filed 1908
Year granted 1909
Office US
Patent number 917942
Inventors Thomas O HARSTAD
Inventor country US
Inventor location
Applicant person HARSTAD Thomas O
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title
English title
Tech fields
Filing date 1908-07-18
Full specification filed date
Application number 1908444220
Grant date 1909-04-13
Granted? 1
Publication date
Supplementary to patent
Related to aircraft?
Serial number
Patent agent
Assigned to
National tech categories
IPCs
CPCs CPC B64C11/346
Family year 1908
First filing? 1
Cites these patents
Citations from after 1930
Application ID 47176013
INPADOC family ID 43863422
Number of text pages
Number of diagram pages
Number of figures
Number of claims

Sources