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发明名称
ATMOSPHERIC SEALS
摘要
申请公布号
US3438617(A)
申请公布日期
1969.04.15
申请号
USD3438617
申请日期
1968.04.10
申请人
PULLMAN INC.
发明人
GEROME GORDON;GEORGE J. BARTH JR.
分类号
C21D9/673;(IPC1-7):F27B3/02;F27D7/00
主分类号
C21D9/673
代理机构
代理人
主权项
地址
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