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发明名称
Hydraulic hold-down
摘要
申请公布号
US2269328(A)
申请公布日期
1942.01.06
申请号
US19390249890
申请日期
1939.01.09
申请人
E. W. BLISS COMPANY
发明人
WILLIAMSON LARKIN R.
分类号
B23D33/08
主分类号
B23D33/08
代理机构
代理人
主权项
地址
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