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发明名称
Valve structure and system therefor
摘要
申请公布号
US2544054(A)
申请公布日期
1951.03.06
申请号
US19460713603
申请日期
1946.12.02
申请人
WOOD CONVERSION COMPANY
发明人
SMITH JUDSON P.
分类号
B65B1/16
主分类号
B65B1/16
代理机构
代理人
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