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发明名称
METHOD FOR PLUGGING PIPE
摘要
申请公布号
CA760276(A)
申请公布日期
1967.06.06
申请号
CAD760276
申请日期
申请人
RICHARD B. BENDER
发明人
RICHARD B. BENDER
分类号
主分类号
代理机构
代理人
主权项
地址
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