Drilldown: Patents
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Patents > Year filed:
1908
& Application number:
397291D
& Grant date:
1900 - 1999
& Assigned to:
None
& IPCs :
IPC B64B1/00 or
IPC B64C33/00
& CPCs :
CPC B64B1/00 or
CPC B64B1/58
& Number of text pages:
2
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