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.)
SHIRATORI SEISAKUSHO KK
Original Assignee
SHIRATORI SEISAKUSHO 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 SHIRATORI SEISAKUSHO KKfiledCriticalSHIRATORI SEISAKUSHO KK
Priority to JP7548881ApriorityCriticalpatent/JPS57189500A/en
Publication of JPS57189500ApublicationCriticalpatent/JPS57189500A/en