Drilldown: Patents
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Patents > Supplementary to patent:
None
& IPCs :
IPC B64B1/62 or
IPC B64C31/06
& Family year:
1890 - 1899
Use the filters below to narrow your results.
C. W. Firnhaber (1) ·
Charles A. Lower (1) ·
Claison S. Wardwell (1) ·
E. T. Wilkinson (1) ·
Edward I. Horsman (1) ·
Edward S. Boynton (1) ·
Everett E. Thayer (1) ·
George S. Crosby (1) ·
Herrmann Walkhoff (1) ·
John Doyle (1) ·
John F. Cooley (1) ·
Otto Schubert (1) ·
Thomas Ansboro (1) ·
William R. Gray (1)
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Tragfläche (1) ·
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- Calendar: Year filed
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