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.)
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 株式会社昭和製作所filedCritical株式会社昭和製作所
Priority to JP1979180425UpriorityCriticalpatent/JPS598030Y2/ja
Publication of JPS5697643UpublicationCriticalpatent/JPS5697643U/ja
Application grantedgrantedCritical
Publication of JPS598030Y2publicationCriticalpatent/JPS598030Y2/ja