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.)
Individual
Original Assignee
Individual
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 IndividualfiledCriticalIndividual
Priority to JP17340187ApriorityCriticalpatent/JPS6423941A/ja
Priority to GB8816110Aprioritypatent/GB2208225B/en
Priority to US07/216,215prioritypatent/US4978020A/en
Priority to KR2019880011188Uprioritypatent/KR920001608Y1/ko
Publication of JPS6423941ApublicationCriticalpatent/JPS6423941A/ja
Publication of JPH0476865B2publicationCriticalpatent/JPH0476865B2/ja