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发明名称
WELT UNIT MAKING APPARATUS
摘要
申请公布号
CA381689(A)
申请公布日期
1939.05.30
申请号
CAD381689
申请日期
申请人
COMPO SHOE MACHINERY CORPORATION OF CANADA
发明人
WILLIAM CARPENTER CARD, JR.
分类号
主分类号
代理机构
代理人
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