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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Individual
Original Assignee
Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to DE1953C0001930priorityCriticalpatent/DE1659869U/de
Publication of DE1659869UpublicationCriticalpatent/DE1659869U/de