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发明名称
Breather valve
摘要
申请公布号
US2028754(A)
申请公布日期
1936.01.28
申请号
US19340748862
申请日期
1934.10.18
申请人
CRECCA JOHN D;PHILLIPS STEPHEN M
发明人
CRECCA JOHN D.;PHILLIPS STEPHEN M.
分类号
F16K17/196
主分类号
F16K17/196
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