Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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ZAHN und CO
Original Assignee
ZAHN und CO
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Application filed by ZAHN und COfiledCriticalZAHN und CO
Application grantedgrantedCritical
Publication of FR885882ApublicationCriticalpatent/FR885882A/fr