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经营范围
发明名称
Preparing and premolding heel and quarter portions of boots and shoes
摘要
申请公布号
US2159762(A)
申请公布日期
1939.05.23
申请号
US19370168330
申请日期
1937.10.11
申请人
HARTWELL BENJAMIN F;HARTWELL JR LESLIE L;HARTWELL ARTHUR F
发明人
HARTWELL BENJAMIN F.;JR. LESLIE L. HARTWELL,;HARTWELL ARTHUR F.
分类号
A43B23/08
主分类号
A43B23/08
代理机构
代理人
主权项
地址
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