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发明名称
Slug-positioner for ball-making machines
摘要
申请公布号
US2800814(A)
申请公布日期
1957.07.30
申请号
US19530371604
申请日期
1953.07.31
申请人
UNITED STATES STEEL CORPORATION
发明人
JR. THOMAS E. LEWIS,
分类号
B21K1/02;B21K27/02
主分类号
B21K1/02
代理机构
代理人
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地址
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