Drilldown: Patents
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Patents > Year filed:
1913
& Office:
FR
& Inventor country :
AT or
BE
& Applicant firm :
Blackburn Aeroplane and Motor Co. or
Société des Avions Louis Bréguet or
Sperry Gyroscope Company or
None
& Supplementary to patent:
Patent BE-1913-10-21
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Showing below up to 1 result in range #1 to #1.