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.)
Kowa Co Ltd
Yoshino Kogyosho Co Ltd
Original Assignee
Kowa Co Ltd
Yoshino Kogyosho 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 Kowa Co Ltd, Yoshino Kogyosho Co LtdfiledCriticalKowa Co Ltd
Priority to JP1990111228UpriorityCriticalpatent/JPH0723417Y2/ja
Publication of JPH0468855UpublicationCriticalpatent/JPH0468855U/ja
Application grantedgrantedCritical
Publication of JPH0723417Y2publicationCriticalpatent/JPH0723417Y2/ja