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.)
Mitsui Miike Engineering Corp
Tokyu Construction Co Ltd
Original Assignee
Mitsui Miike Engineering Corp
Tokyu Construction 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 Mitsui Miike Engineering Corp, Tokyu Construction Co LtdfiledCriticalMitsui Miike Engineering Corp
Priority to JP60118896ApriorityCriticalpatent/JPS61216998A/ja
Publication of JPS61216998ApublicationCriticalpatent/JPS61216998A/ja
Publication of JPS622119B2publicationCriticalpatent/JPS622119B2/ja