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公开(公告)号：US2848872A
公开(公告)日：1958-08-26
申请号：US54897355
申请日：1955-11-25
Applicant: STANDARD OIL CO
Inventor： PROELL WAYNE A , STANLEY WILLIAM G , KENNEDY DON E , DOMINIK JOSEPH F , OSSYRA ROBERT H
IPC: F42B3/04
CPC classification number: F42B3/04
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