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公开(公告)号：SU128651A1
公开(公告)日：1959-11-30
申请号：SU627132
申请日：1959-05-04
Applicant: ERASTOV YU N , ZIZIN V G , ILIN V D , PROSKURYAKOV L M
Inventor： ERASTOV YU N , ZIZIN V G , ILIN V D , PROSKURYAKOV L M
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