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.)
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.)
HASEGAWA DENKI SEISAKUSHO KK
NAKAYO TSUSHINKI KK
Nakayo Telecommunications Inc
NTT Inc
Original Assignee
HASEGAWA DENKI SEISAKUSHO KK
NAKAYO TSUSHINKI KK
Nippon Telegraph and Telephone Corp
Nakayo Telecommunications Inc
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
Application filed by HASEGAWA DENKI SEISAKUSHO KK, NAKAYO TSUSHINKI KK, Nippon Telegraph and Telephone Corp, Nakayo Telecommunications IncfiledCriticalHASEGAWA DENKI SEISAKUSHO KK
Priority to JP61125790ApriorityCriticalpatent/JPS62284562A/ja
Publication of JPS62284562ApublicationCriticalpatent/JPS62284562A/ja
Publication of JPH0350469B2publicationCriticalpatent/JPH0350469B2/ja