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 JP1990130572UpriorityCriticalpatent/JP2560900Y2/ja
Priority to ITMI913182Aprioritypatent/IT1252014B/it
Priority to GB9125460Aprioritypatent/GB2250168B/en
Priority to DE4139455Aprioritypatent/DE4139455A1/de
Priority to KR1019910021885Aprioritypatent/KR0182617B1/ko
Publication of JPH0488263UpublicationCriticalpatent/JPH0488263U/ja
Application grantedgrantedCritical
Publication of JP2560900Y2publicationCriticalpatent/JP2560900Y2/ja
