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经营范围
发明名称
Spring seat
摘要
申请公布号
US1893098(A)
申请公布日期
1933.01.03
申请号
US19300438045
申请日期
1930.03.22
申请人
THE WILLIAM A. MURRAY SPRING COMPANY
发明人
SR. WILLIAM A. MURRAY,;JR. WILLIAM A. MURRAY,
分类号
B60N2/70
主分类号
B60N2/70
代理机构
代理人
主权项
地址
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