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.)
TOKYU CONCRETE KOGYO KK
Original Assignee
TOKYU CONCRETE KOGYO KK
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 TOKYU CONCRETE KOGYO KKfiledCriticalTOKYU CONCRETE KOGYO KK
Priority to JP51074613ApriorityCriticalpatent/JPS58528B2/en
Publication of JPS53608ApublicationCriticalpatent/JPS53608A/en
Publication of JPS58528B2publicationCriticalpatent/JPS58528B2/en