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发明名称
SPRING EJECTION MEANS FOR DIE PUNCHES AND DIE BUTTONS
摘要
申请公布号
CA753396(A)
申请公布日期
1967.02.28
申请号
CAD753396
申请日期
申请人
JAMES E. PARKER
发明人
JAMES E. PARKER
分类号
主分类号
代理机构
代理人
主权项
地址
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