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.)
Toko Inc
Panasonic Holdings Corp
Original Assignee
Toko Inc
Matsushita Electric Industrial 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 Toko Inc, Matsushita Electric Industrial Co LtdfiledCriticalToko Inc
Priority to JP14350885ApriorityCriticalpatent/JPS623518A/ja
Priority to US06/874,067prioritypatent/US4837852A/en
Publication of JPS623518ApublicationCriticalpatent/JPS623518A/ja
Publication of JPH0548966B2publicationCriticalpatent/JPH0548966B2/ja