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
CA858744A
Inventor
Kano Gota
Iizuka Mutsuo
Fujiwara Shohei
Hasegawa Hiromasa
Sawaki Tsukasa
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
Matsushita Electronics Corp
Publication date
Application grantedgrantedCritical
Publication of CA858744ApublicationCriticalpatent/CA858744A/en