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发明名称
Plugcock
摘要
申请公布号
US2596730(A)
申请公布日期
1952.05.13
申请号
US19470752221
申请日期
1947.06.03
申请人
H. K. PORTER COMPANY, INC.
发明人
SEINFELD LUDWIK
分类号
F16K5/22
主分类号
F16K5/22
代理机构
代理人
主权项
地址
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