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发明名称
СПОСОБ ИЗГОТОВЛЕНИЯ ЗАГОТОВОК ДЛЯ ПОЛУЧЕНИЯ ПОЛЫХТОНКОСТЕННЫХ ИЗДЕЛИЙ
摘要
申请公布号
RU2315678(C2)
申请公布日期
2008.01.27
申请号
RU20050134308
申请日期
2005.11.07
申请人
发明人
分类号
B21K21/04;B21J5/06;C22F1/04
主分类号
B21K21/04
代理机构
代理人
主权项
地址
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