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发明名称
Antifriction screw and nut
摘要
申请公布号
US2473743(A)
申请公布日期
1949.06.21
申请号
US19450578600
申请日期
1945.02.19
申请人
BARNES MOTOR DEVELOPMENTS COMPANY
发明人
BARNES WILLIAM B.
分类号
F16H25/22
主分类号
F16H25/22
代理机构
代理人
主权项
地址
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