Patent US-1900-643975

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  • Bendable tubes direct airflow for propulsion; enter perforations in balloon, can release gas if necessary
  • Inventor location: Gonaives, Haiti

Sources


Year filed 1899
Year granted 1900
Office US
Patent number 643975
Inventors John F. Pickering
Inventor country HT
Applicant person John F. Pickering
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Air-ship
English title Air-ship
Tech fields LTA, balloon, frame, propulsion, safety, rudder
Filing date 1899-07-19
Full specification filed date
Application number 1899724406
Grant date 1900-02-20
Granted? 1
Publication date 1900-02-20
Supplementary to patent
Related to aircraft? 1
Serial number 724406
Patent agent
Assigned to
National tech categories USPC 244/29
IPCs IPC B64B1/00
CPCs CPC B64B1/00
Family year 1899
First filing? 1
Cites these patents
Citations from after 1930
Application ID 46661557
INPADOC family ID
Number of text pages
Number of diagram pages
Number of figures
Number of claims