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
CA263,544A
Inventor
Kiyosumi Sato
Takashi Aoki
Yasuyoshi Asagi
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from JP6483172Aexternal-prioritypatent/JPS5320178B2/ja
Priority claimed from JP7274872Aexternal-prioritypatent/JPS5325226B2/ja
Priority claimed from CA175,036Aexternal-prioritypatent/CA1003116A/en
Application filed by Fujitsu LtdfiledCriticalFujitsu Ltd
Application grantedgrantedCritical
Publication of CA1013862ApublicationCriticalpatent/CA1013862A/en