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发明名称
Warning means for safety discharge outlets
摘要
申请公布号
US2580426(A)
申请公布日期
1952.01.01
申请号
US19490127635
申请日期
1949.11.16
申请人
SPECIALTIES DEVELOPMENT CORPORATION
发明人
HEIGIS HENRY E.
分类号
F16K17/16
主分类号
F16K17/16
代理机构
代理人
主权项
地址
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