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.)
Expired
Application number
CA800679A
Inventor
Hosono Hiroo
Kimura Shinzo
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 Holdings Corp
Original Assignee
Hiroo Hosono
Shinzo Kimura
Matsushita Electric Industrial Co Ltd
Publication date
Application grantedgrantedCritical
Publication of CA800679ApublicationCriticalpatent/CA800679A/en