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发明名称
EXPANDING MANDREL
摘要
申请公布号
CA562968(A)
申请公布日期
1958.09.09
申请号
CAD562968
申请日期
申请人
GEORGE L. ATHERHOLT, SR.;GEORGE L. ATHERHOLT, JR.
发明人
GEORGE L. ATHERHOLT, SR.;GEORGE L. ATHERHOLT, JR.
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