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.)
Daiwa Kogyo Co Ltd
Panasonic Electric Works Co Ltd
Original Assignee
Daiwa Kogyo Co Ltd
Matsushita Electric Works 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 Daiwa Kogyo Co Ltd, Matsushita Electric Works LtdfiledCriticalDaiwa Kogyo Co Ltd
Priority to JP15760779ApriorityCriticalpatent/JPS5678910A/ja
Publication of JPS5678910ApublicationCriticalpatent/JPS5678910A/ja
Publication of JPS6211646B2publicationCriticalpatent/JPS6211646B2/ja