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.)
Ibaraki Seiki Co Ltd
Original Assignee
Ibaraki Seiki Co Ltd
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 Ibaraki Seiki Co LtdfiledCriticalIbaraki Seiki Co Ltd
Priority to JP3951984ApriorityCriticalpatent/JPS60183307A/ja
Publication of JPS60183307ApublicationCriticalpatent/JPS60183307A/ja
Publication of JPH0260562B2publicationCriticalpatent/JPH0260562B2/ja