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发明名称
PORTABLE SELF LOCKING CLAMP
摘要
申请公布号
CA480018(A)
申请公布日期
1952.01.08
申请号
CAD480018
申请日期
申请人
RALPH KINSEL COFFMAN
发明人
RALPH KINSEL COFFMAN
分类号
主分类号
代理机构
代理人
主权项
地址
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