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经营范围
发明名称
Valve for reciprocating compressors
摘要
申请公布号
US2751929(A)
申请公布日期
1956.06.26
申请号
US19530383305
申请日期
1953.09.30
申请人
ARTHUR SELIGMAN
发明人
SELIGMAN ARTHUR
分类号
F04B39/10
主分类号
F04B39/10
代理机构
代理人
主权项
地址
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