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发明名称
Bearing structure
摘要
申请公布号
US1906122(A)
申请公布日期
1933.04.25
申请号
US19310548693
申请日期
1931.07.03
申请人
FRED BLUME GEORGE
发明人
BLUME GEORGE FRED
分类号
B61F15/14
主分类号
B61F15/14
代理机构
代理人
主权项
地址
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