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发明名称
Valve for outlets of receptacles and operating mechanism therefor
摘要
申请公布号
US2052565(A)
申请公布日期
1936.09.01
申请号
US19340734112
申请日期
1934.07.07
申请人
JOHN B. PIERCE FOUNDATION
发明人
GROENIGER WILLIAM C.
分类号
E03C1/23
主分类号
E03C1/23
代理机构
代理人
主权项
地址
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