Patent US-1911-994197

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Connected pairs of planes which restore the vessel to lateral equilibrium in windy conditions through opposite compensatory motions. – The attention of the aviator is unnecessary”.

Inventor location (imputed by HistPat): Hempstead, NY, Nassau county, NY (FIPSloc=36059)


Year filed 1910
Year granted 1911
Office US
Patent number 994197
Inventors Henry P Rhett
Inventor country US
Applicant person Henry P Rhett
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Airship
English title Airship
Tech fields airplane, frame, stability, airfoil
Filing date 1910-06-11
Full specification filed date
Application number 1910566286
Grant date 1911-06-06
Granted? 1
Publication date
Supplementary to patent
Related to aircraft? Yes
Serial number 566286
Patent agent
Assigned to
National tech categories USPC 244/82
CPCs CPC B64C13/24
Family year 1910
First filing? 1
Number of citations
Cited by
Application ID 47461875
INPADOC family ID 43932042
Number of text pages
Number of diagram pages
Number of figures
Number of claims