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公开(公告)号:CN3012711S
公开(公告)日:1992-03-04
申请号:CN91303176.3
申请日:1991-04-03
Applicant: 张文忠
Designer: 张文忠 , 王风沛 , 刘林章
Abstract: 1.该产品由薄片状材料制成,省略其他视图。