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发明名称
SAFETY DEVICE FOR COMMUNICATION
摘要
申请公布号
JPS5893428(A)
申请公布日期
1983.06.03
申请号
JP19810188992
申请日期
1981.11.25
申请人
NIPPON DENKI KK
发明人
KOBAYASHI SHIYUNJI;KOBAYASHI TOSHIMASA;EGUCHI NOBUHIKO
分类号
H02H9/00
主分类号
H02H9/00
代理机构
代理人
主权项
地址
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