Patent US-1890-432860

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LTA vessel with propellors; frame can serve as an emergency parachute when turned sideways Inventor location (imputed by HistPat): Grafton, ND, Walsh county, ND (FIPSloc=38099)

Patents which are supplementary to this one


  • Short's DB
  • PTO 244

Year filed 1890
Year granted 1890
Office US
Patent number 432860
Inventors Stewart Cairncross
Inventor country US
Applicant person
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Aerial machine
English title Aerial machine
Tech fields LTA, navigation, propulsion, parachute, propeller, frame, piloting, ascension, balloon
Filing date February 10, 1890
Full specification filed date
Application number
Grant date July 22, 1890
Granted? Yes
Publication date
Supplementary to patent
Related to aircraft? Yes
Serial number 339828
Patent agent
Assigned to
National tech categories USPC 244/30
CPCs CPC B64B1/00
Family year 1890
First filing? No
Cites these patents
Citations from after 1930
Application ID 46299872
Number of text pages 3
Number of diagram pages 3
Number of figures 3
Number of claims 3