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Priority claimed from DE8707079Uexternal-prioritypatent/DE8707079U1/de
Priority claimed from DE8710781Uexternal-prioritypatent/DE8710781U1/de
Application filed by Nickel Gmbh HeinrichfiledCriticalNickel Gmbh Heinrich
Application grantedgrantedCritical
Publication of ATE104874T1publicationCriticalpatent/ATE104874T1/de