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发明名称
Improvement in method of forming and trimming die castings
摘要
申请公布号
GB611703(A)
申请公布日期
1948.11.02
申请号
GB19470022036
申请日期
1947.08.08
申请人
CROWN FASTENER CORPORATION
发明人
分类号
B22D31/00
主分类号
B22D31/00
代理机构
代理人
主权项
地址
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