Drilldown: Patents
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Patents > Filing date:
August 14, 1916
& Application number:
510210D
& Assigned to:
None
& National tech categories :
AT 77d or
FR 6.4 or
GB 4 propel & steer
& Citations from after 1930:
None
& Number of text pages:
1-2
& Number of diagram pages:
1
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