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发明名称
METHOD OF INJECTING CHEMICAL AGENT AND TREATING OUTER PIPE LEFT
摘要
申请公布号
JPS53101808(A)
申请公布日期
1978.09.05
申请号
JP19770015517
申请日期
1977.02.17
申请人
SANSHIN KENSETSU KOGYO KK
发明人
KAGITANI HIROSHI
分类号
E02D3/12
主分类号
E02D3/12
代理机构
代理人
主权项
地址
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