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发明名称
Apparatus for setting sleeper screws or track bolts to a predetermined degree of tightness
摘要
申请公布号
US3017794(A)
申请公布日期
1962.01.23
申请号
US19600033987
申请日期
1960.06.06
申请人
EDMOND POUGET
发明人
POUGET EDMOND
分类号
B25B23/147;E01B29/28
主分类号
B25B23/147
代理机构
代理人
主权项
地址
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