Patent US-1909-916456

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Gas bag itself rotates, surrounded by a spiral screw for propulsion; birectional (either end can go forward)

  • Inventor location (imputed by HistPat): Cleveland, OH, Cuyahoga county, OH (FIPSloc=39035)

Sources


Year filed 1907
Year granted 1909
Office US
Patent number 916456
Inventors Oscar J Laisy
Inventor country US
Applicant person Oscar J Laisy
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Air-ship
English title Airship
Tech fields LTA, propulsion, navigation
Filing date 1907-05-04
Full specification filed date
Application number 1907371922
Grant date 1909-03-30
Granted? 1
Publication date
Supplementary to patent
Related to aircraft?
Serial number 371022
Patent agent
Assigned to
National tech categories USPC 244/67, USPC 244/68, USPC 416/84
IPCs IPC B64B1/00
CPCs CPC B64B1/00
Family year 1907
First filing? 1
Cites these patents
Citations from after 1930
Application ID 47173498
INPADOC family ID 43820596
Number of text pages
Number of diagram pages
Number of figures
Number of claims