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.)
NIHON HODOU KK
Nikko Corp Ltd
Original Assignee
NIHON HODOU KK
Nippon Hodo 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 NIHON HODOU KK, Nippon Hodo Co LtdfiledCriticalNIHON HODOU KK
Priority to JP16855980ApriorityCriticalpatent/JPS606407B2/en
Publication of JPS5792204ApublicationCriticalpatent/JPS5792204A/en
Publication of JPS606407B2publicationCriticalpatent/JPS606407B2/en