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公开(公告)号：HUT48373A
公开(公告)日：1989-05-29
申请号：HU335687
申请日：1987-07-21
Applicant: BAY ZOLTAN , KISS LASZLO , VARSANYINE LAKATOS MAGDA
Inventor： BAY ZOLTAN , KISS LASZLO , VARSANYINE LAKATOS MAGDA
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