Drilldown: Patents
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Patents > Inventor country :
AH or
AU
& Applicant type:
INDIV
& Filing date:
January 22, 1907
& Application number:
1907353495
& Related to aircraft :
1912-01-30 or
Yes
& Assigned to :
John Barnes or
Sperry Gyroscope Company or
Sturtevant Aeroplane Co. or
Varioplane Company
& Number of diagram pages:
3
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