Patent US-1917-1219121

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Year filed 1915
Year granted 1917
Office US
Patent number 1219121
Inventors Thomas Rutherford Macmechen
Inventor country GB
Applicant person Thomas Rutherford Macmechen
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Airship or dirigible balloon
English title Airship or dirigible balloon
Tech fields LTA, steerable
Filing date December 1, 1915
Full specification filed date
Application number 6453015
Grant date March 13, 1917
Granted? Yes
Publication date
Supplementary to patent
Related to aircraft? Yes
Serial number
Patent agent
Assigned to
National tech categories
CPCs CPC B64B1/62
Family year 1915
First filing? Yes
Cites these patents
Citations from after 1930
Application ID 47849783
INPADOC family ID 46542659
Number of text pages
Number of diagram pages
Number of figures
Number of claims