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发明名称
Shock absorber
摘要
申请公布号
US1753937(A)
申请公布日期
1930.04.08
申请号
US19280321054
申请日期
1928.11.22
申请人
UNIVERSAL DRAFT GEAR ATTACHMENT CO.
发明人
NASH CHARLES J.
分类号
B61F5/12
主分类号
B61F5/12
代理机构
代理人
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地址
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