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.)
Hokoku Kogyo Co Ltd
Original Assignee
Hokoku Kogyo 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 Hokoku Kogyo Co LtdfiledCriticalHokoku Kogyo Co Ltd
Priority to JP1977055687UpriorityCriticalpatent/JPS5877Y2/ja
Publication of JPS53150776UpublicationCriticalpatent/JPS53150776U/ja
Application grantedgrantedCritical
Publication of JPS5877Y2publicationCriticalpatent/JPS5877Y2/ja