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发明名称
Seat and seal
摘要
申请公布号
US2886283(A)
申请公布日期
1959.05.12
申请号
US19580712134
申请日期
1958.01.30
申请人
ACF INDUSTRIES, INCORPORATED
发明人
NATHO PAUL J.
分类号
F16K1/42;F16K1/46
主分类号
F16K1/42
代理机构
代理人
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地址
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