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发明名称
Piston molding apparatus
摘要
申请公布号
US2065287(A)
申请公布日期
1936.12.22
申请号
US19290350296
申请日期
1929.03.27
申请人
GENERAL MOTORS CORPORATION
发明人
NUTT FRANK N.
分类号
B22D15/02;F02F3/00
主分类号
B22D15/02
代理机构
代理人
主权项
地址
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