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发明名称
Bearing seal
摘要
申请公布号
US2699366(A)
申请公布日期
1955.01.11
申请号
US19530385117
申请日期
1953.10.09
申请人
HEINRICH AUGUST H
发明人
HEINRICH AUGUST H.
分类号
F16C33/78
主分类号
F16C33/78
代理机构
代理人
主权项
地址
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