Drilldown: Patents
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Patents > Inventor country :
FR or
GB or
RO
& Grant date:
1907
& Publication date:
1900 - 1909
& National tech categories :
FR 6.4 or
GB 4 without buoyant
& IPCs:
IPC B64B1/58
& Cites these patents :
USPC 244/48 or
None
& Citations from after 1930:
None
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Showing below up to 5 results in range #1 to #5.