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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NAKAGAWA TEKKOSHO
Original Assignee
NAKAGAWA TEKKOSHO
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by NAKAGAWA TEKKOSHOfiledCriticalNAKAGAWA TEKKOSHO
Priority to JP12956789ApriorityCriticalpatent/JPH02308752A/ja
Publication of JPH02308752ApublicationCriticalpatent/JPH02308752A/ja
Publication of JPH0523731B2publicationCriticalpatent/JPH0523731B2/ja