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发明名称
Metallic packing and method of producing the same
摘要
申请公布号
US2028240(A)
申请公布日期
1936.01.21
申请号
US19320622661
申请日期
1932.07.15
申请人
AMERICAN SMELTING AND REFINING COMPANY
发明人
PALMER SIDNEY L.
分类号
F16J15/20
主分类号
F16J15/20
代理机构
代理人
主权项
地址
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