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经营范围
发明名称
Snubbed spring group
摘要
申请公布号
US2682397(A)
申请公布日期
1954.06.29
申请号
US19500185001
申请日期
1950.09.15
申请人
AMERICAN STEEL FOUNDRIES
发明人
CLASEN CLAUS J. WERNER
分类号
B61F5/12
主分类号
B61F5/12
代理机构
代理人
主权项
地址
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