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发明名称
Fluid valve structures
摘要
申请公布号
US3009478(A)
申请公布日期
1961.11.21
申请号
US19550533871
申请日期
1955.09.12
申请人
LEHMAN SAMUEL K
发明人
LEHMAN SAMUEL K.
分类号
F16K31/10;F16K31/42;F25B13/00;F25B41/04
主分类号
F16K31/10
代理机构
代理人
主权项
地址
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