Drilldown: Patents
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Patents > Full specification filed date:
1914
& Grant date:
September 1914
& Supplementary to patent :
Patent FR-1916-502839 or
None
& Assigned to :
Siemens-Schuckert Werke GmbH or
None
& IPCs :
IPC B64C3/18 or
IPC B64C39/00
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Showing below up to 1 result in range #1 to #1.