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发明名称
Multiple-leaf spring
摘要
申请公布号
US1759722(A)
申请公布日期
1930.05.20
申请号
US19280280785
申请日期
1928.05.26
申请人
WARREN WATSON JOHN
发明人
WATSON JOHN WARREN
分类号
F16F1/20
主分类号
F16F1/20
代理机构
代理人
主权项
地址
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