Patent FR-1878-124257E

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File:FR-1878-124257E.jpeg
Info from CdB 1878

(This is a certificate of addition to a patent which we hope to ascertain shortly.)

(There is only a fair chance that this aero inventor is, or is in any way to be associated with, the American John Washington Wadsworth we have documented in 1911.)


Year filed
Year granted 1878
Office FR
Patent number 124257E
Inventors Wadsworth
Inventor country
Applicant person Wadsworth
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Appareil moteur pour gouvernails, voitures, etc.
English title Motor apparatus for rudders, cars, etc.
Tech fields motors, navigation
Filing date
Full specification filed date
Application number
Grant date May 11, 1878
Granted? Yes
Publication date
Supplementary to patent Patent FR--124257E
Related to aircraft? Partially
Serial number
Patent agent
Assigned to
National tech categories FR 6.3
IPCs
CPCs
Family year
First filing? No
Cites these patents
Citations from after 1930
Application ID
INPADOC family ID
Number of text pages
Number of diagram pages
Number of figures
Number of claims