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发明名称
Gasket-shaping device
摘要
申请公布号
US1818180(A)
申请公布日期
1931.08.11
申请号
US19290365077
申请日期
1929.05.22
申请人
WESTON LEROY A;WESTON LAWRENCE O
发明人
WESTON LEROY A.;WESTON LAWRENCE O.
分类号
B21D53/16
主分类号
B21D53/16
代理机构
代理人
主权项
地址
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