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经营范围
发明名称
EARTH RESISTANCE MEASURING SYSTEM
摘要
申请公布号
JPS59143970(A)
申请公布日期
1984.08.17
申请号
JP19830018209
申请日期
1983.02.08
申请人
TOUKIYOU TSUUSHIN KOUZAI KK;NIPPON DENSHIN DENWA KOSHA
发明人
YAMANE HIROBUMI;SUZUKI KATSUSHI;NAKAMURA CHIYUKI;ARAI MINORU
分类号
H04M3/30;G01R27/20
主分类号
H04M3/30
代理机构
代理人
主权项
地址
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