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发明名称
Friction shock absorber for railway car truck springs
摘要
申请公布号
US2512016(A)
申请公布日期
1950.06.20
申请号
US19480027207
申请日期
1948.05.15
申请人
W. H. MINER, INC.
发明人
HASELTINE STACY B.
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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