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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Roth A G G
Original Assignee
Roth A G G
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Filing date
Publication date
Application filed by Roth A G GfiledCriticalRoth A G G
Application grantedgrantedCritical
Publication of FR446674ApublicationCriticalpatent/FR446674A/fr