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发明名称
Gauge cock
摘要
申请公布号
US1799736(A)
申请公布日期
1931.04.07
申请号
US19290395125
申请日期
1929.09.25
申请人
ELMER CULBERTSON HENRY
发明人
CULBERTSON HENRY ELMER
分类号
F16K29/00;F16K41/18
主分类号
F16K29/00
代理机构
代理人
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