Drilldown: Patents
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Patents > Year filed:
1910 - 1919
& Applicant type:
Louis-Marie Le Dantec
& Granted:
Yes
& Supplementary to patent
:
Patent DE-1918-388537
or
Patent US-1913-04-21 George Raymond Lawrence
& IPCs
:
IPC B64C13/00
or
IPC B64C33/00
or
IPC B64C39/00
& Number of claims:
3
& Number of diagram pages:
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