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发明名称
Open-joint mold
摘要
申请公布号
US1862982(A)
申请公布日期
1932.06.14
申请号
US19310541318
申请日期
1931.06.01
申请人
REDMANN ROBERT G
发明人
REDMANN ROBERT G.
分类号
B22C9/06
主分类号
B22C9/06
代理机构
代理人
主权项
地址
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