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公开(公告)号：US3466610A
公开(公告)日：1969-09-09
申请号：US3466610D
申请日：1966-12-22
Applicant: IBM
Inventor： JACKOWSKI CHARLES S , JENSEN DONALD F , MULLER HANS R , NOLL MELVIN R , SCHAFFER ROBERT R
CPC classification number: F15C3/00
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