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.)
Sumitomo Osaka Cement Co Ltd
Original Assignee
Sumitomo Osaka Cement 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 Sumitomo Osaka Cement Co LtdfiledCriticalSumitomo Osaka Cement Co Ltd
Priority to JP950588UpriorityCriticalpatent/JPH0737608Y2/ja
Publication of JPH01117321UpublicationCriticalpatent/JPH01117321U/ja
Application grantedgrantedCritical
Publication of JPH0737608Y2publicationCriticalpatent/JPH0737608Y2/ja