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Application filedfiledCritical
Priority to JP2951988UpriorityCriticalpatent/JPH075402Y2/ja
Priority to US07/226,821prioritypatent/US4912318A/en
Priority to DE3887937Tprioritypatent/DE3887937T2/de
Priority to EP88112647Aprioritypatent/EP0303175B1/en
Publication of JPH01135352UpublicationCriticalpatent/JPH01135352U/ja
Application grantedgrantedCritical
Publication of JPH075402Y2publicationCriticalpatent/JPH075402Y2/ja