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发明名称
Hydraulic tracer valve units
摘要
申请公布号
US3023778(A)
申请公布日期
1962.03.06
申请号
US19600061490
申请日期
1960.10.10
申请人
HAYES ENGINEERS (LEEDS) LIMITED
发明人
HAYES HUBERT GEORGE;WOODRUFF JOSEPH BURTON
分类号
B23Q35/36
主分类号
B23Q35/36
代理机构
代理人
主权项
地址
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