Drilldown: Patents
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Patents > Office
:
DE
or
HU
& Applicant firm
:
Gothaer Waggonfabrik A. G.
or
Société anonyme Astra AB
& Publication date:
1922
& Supplementary to patent
:
Patent FR-1911-430455
or
or
None
& CPCs:
CPC B64C3/00
& Number of claims:
3 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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