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发明名称
Spring connection
摘要
申请公布号
US1974591(A)
申请公布日期
1934.09.25
申请号
US19320628056
申请日期
1932.08.09
申请人
THE FAFNIR BEARING COMPANY
发明人
STEENECK ROBERT F.
分类号
B27L5/08;B60G11/12;F02B75/28
主分类号
B27L5/08
代理机构
代理人
主权项
地址
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