Drilldown: Patents
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Patents > Inventor country :
DE or
RO
& Applicant firm :
Jacob Lohner & Co. or
Luftschiffbau Schütte-Lanz or
Société anonyme Astra AB
& Filing date:
1900 - 1999
& National tech categories :
DE 77h.4 or
FR 6.4
& CPCs :
CPC B64B1/64 or
None
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