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发明名称
CONTROLLER FOR SELFFTRAVELING PERFORATOR
摘要
申请公布号
JPS5545951(A)
申请公布日期
1980.03.31
申请号
JP19780119539
申请日期
1978.09.28
申请人
FURUKAWA KOGYO KK
发明人
ITOU MASAYOSHI
分类号
E21B1/26;E21B1/00;E21B7/02;E21B15/00;E21B19/08
主分类号
E21B1/26
代理机构
代理人
主权项
地址
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