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发明名称
Inner collapsible molding form
摘要
申请公布号
US2543892(A)
申请公布日期
1951.03.06
申请号
US19480068013
申请日期
1948.12.29
申请人
CARPENTER JOHN H K
发明人
CARPENTER JOHN H. K.
分类号
B28B7/16;B28B7/22
主分类号
B28B7/16
代理机构
代理人
主权项
地址
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