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发明名称
Wheel bearing
摘要
申请公布号
US2516537(A)
申请公布日期
1950.07.25
申请号
US19460698260
申请日期
1946.09.20
申请人
WETZEL
发明人
WETZEL FRANK L.;WRIGHT WILLIAM C.
分类号
A63H17/26
主分类号
A63H17/26
代理机构
代理人
主权项
地址
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