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Priority claimed from US08/032,507external-prioritypatent/US5301094A/en
Application filed by Minnesota Mining And Manufacturing CompanyfiledCriticalMinnesota Mining And Manufacturing Company
Publication of HK1007005A1publicationCriticalpatent/HK1007005A1/en
Publication of HK1007005BpublicationCriticalpatent/HK1007005B/en