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发明名称
Valves
摘要
申请公布号
US2725896(A)
申请公布日期
1955.12.06
申请号
US19520298018
申请日期
1952.07.10
申请人
WALKER CROSWELLER & COMPANY LIMITED
发明人
BARKER CLIFFORD LEWIS
分类号
F16K11/065;F16K11/07
主分类号
F16K11/065
代理机构
代理人
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地址
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LABEL
