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发明名称
USUGATAJATSUKINOSEIZOHOHO
摘要
申请公布号
JPH0248719(B2)
申请公布日期
1990.10.25
申请号
JP19850288039
申请日期
1985.12.23
申请人
KAEBA NORIJI
发明人
KAEBA NORIJI
分类号
E21C37/02;B66F3/24
主分类号
E21C37/02
代理机构
代理人
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地址
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