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.)
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 filedfiledCritical
Priority to JP1988047814UpriorityCriticalpatent/JPH062564Y2/ja
Priority to US07/268,969prioritypatent/US4951692A/en
Priority to IT8822658Aprioritypatent/IT1227712B/it
Priority to FR888816369Aprioritypatent/FR2624359B1/fr
Priority to KR2019880020609Uprioritypatent/KR930001135Y1/ko
Publication of JPH01153111UpublicationCriticalpatent/JPH01153111U/ja
Application grantedgrantedCritical
Publication of JPH062564Y2publicationCriticalpatent/JPH062564Y2/ja
