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
CA883443A
Inventor
Hashimoto Masashi
Yamamoto Kazumasa
Shimizu Toshio
Shimotsuma Wataru
Moriga Hiroshi
Hayashi Tomonao
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
Hiroshi Moriga
Masashi Hashimoto
Tomonao Hayashi
Wataru Shimotsuma
Matsushita Electric Industrial Co Ltd
Publication date
Application grantedgrantedCritical
Publication of CA883443ApublicationCriticalpatent/CA883443A/en