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
CA866317A
Inventor
Yamamoto Osamu
Yamashita Tadaoki
Kitamura Saburo
Higashida Yutaka
Oonishi Hajimu
Kawabata Hidetsugu
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
Hajimu Oonishi
Hidetsugu Kawabata
Saburo Kitamura
Yutaka Higashida
Matsushita Electric Industrial Co Ltd
Publication date
Application grantedgrantedCritical
Publication of CA866317ApublicationCriticalpatent/CA866317A/en