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发明名称
Ratchet mechanism
摘要
申请公布号
US2542241(A)
申请公布日期
1951.02.20
申请号
US19460705031
申请日期
1946.10.23
申请人
THE NEW BRITAIN MACHINE COMPANY
发明人
FORS JOHN A.
分类号
B25B13/46;F16D41/16
主分类号
B25B13/46
代理机构
代理人
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地址
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