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发明名称
Perfectionnements aux machines à mouler centrifuges
摘要
申请公布号
FR732521(A)
申请公布日期
1932.09.21
申请号
FRD732521
申请日期
1932.03.01
申请人
SAND SPUN PATENTS CORPORATION
发明人
分类号
B22D13/02
主分类号
B22D13/02
代理机构
代理人
主权项
地址
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