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发明名称
Worm gear bearing
摘要
申请公布号
US2078044(A)
申请公布日期
1937.04.20
申请号
US19350044496
申请日期
1935.10.11
申请人
NATIONAL BEARING METALS CORPORATION
发明人
VIGNE ALBERT
分类号
F16C19/54;F16C19/56
主分类号
F16C19/54
代理机构
代理人
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