Patent US-1910-998538

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Year filed 1910
Year granted 1911
Office US
Patent number 998538
Inventors Paul Lehmann
Inventor country DE
Applicant person Paul Lehmann
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Airship
English title Airship
Tech fields LTA
Filing date 1910-02-07
Full specification filed date
Application number 1910542419
Grant date 1911-07-18
Granted? 1
Publication date
Supplementary to patent Patent DE-1908-239989
Related to aircraft? Yes
Serial number
Patent agent
Assigned to
National tech categories USPC 244/97
IPCs
CPCs CPC B64B1/62
Family year 1908
First filing? 1
Cites these patents
Citations from after 1930
Application ID 47469295
INPADOC family ID 43919294
Number of text pages
Number of diagram pages
Number of figures
Number of claims