Drilldown: Patents
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Patents > Year filed:
1916
& Applicant firm
:
A. Wunderlich & Cie, Ingénieurs-Conseils
or
None
& Publication date:
1910 - 1919
& IPCs
:
IPC B64C27/04
or
IPC B64C3/00
or
IPC B64C39/00
& Citations from after 1930:
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