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.)
Panasonic Electric Works Co Ltd
Original Assignee
Matsushita Electric Works Ltd
Publication of AU492020B2publicationCriticalpatent/AU492020B2/en
Priority claimed from JP49132187Aexternal-prioritypatent/JPS5157693A/en
Application filed by Matsushita Electric Works LtdfiledCriticalMatsushita Electric Works Ltd
Publication of AU8667975ApublicationCriticalpatent/AU8667975A/en