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.)
Towa Seiko KK
Original Assignee
Towa Seiko KK
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 Towa Seiko KKfiledCriticalTowa Seiko KK
Priority to JP16494981ApriorityCriticalpatent/JPS5873512A/ja
Publication of JPS5873512ApublicationCriticalpatent/JPS5873512A/ja
Publication of JPS613739B2publicationCriticalpatent/JPS613739B2/ja
