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公开(公告)号：PL221717A1
公开(公告)日：1981-08-07
申请号：PL22171780
申请日：1980-01-31
Applicant: OS BAD ROZWOJOWY PRZETWORNIKOW
Inventor： BACHTIN ANDRZEJ J , WOJTKIEWICZ TEODOR
IPC: H01J20060101 , H01J3/12 , H01J41/02 , H02M20060101 , H02M , H01J
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