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发明名称
Method of making pistons
摘要
申请公布号
US2024285(A)
申请公布日期
1935.12.17
申请号
US19310523602
申请日期
1931.03.18
申请人
ALUMINUM COMPANY OF AMERICA
发明人
HANDLER ALFRED ADOLF
分类号
B23P15/10
主分类号
B23P15/10
代理机构
代理人
主权项
地址
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