Drilldown: Patents
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Patents > Office
:
BE
or
DK
or
IT
or
Other
& Inventor country:
DE
& Applicant firm
:
Curtiss Aeroplane
or
Siemens-Schuckert Werke GmbH
& Grant date:
1913
& CPCs
:
CPC B22D33/00
or
CPC B64B1/00
or
CPC B64C2700/6212
or
CPC B64C2700/6235 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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