发明授权
- 专利标题： Method of manufacturing a packaging container
- 专利标题（中）： 制造包装容器的方法
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申请号： US700784申请日： 1976-06-29
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公开(公告)号： US4060958A公开(公告)日： 1977-12-06
- 发明人: Takashi Matsui
- 申请人： Takashi Matsui
- 申请人地址： JA Nara
- 专利权人： Sekisui Kaseihin Kogyo Kabushiki Kaisha
- 当前专利权人： Sekisui Kaseihin Kogyo Kabushiki Kaisha
- 当前专利权人地址： JA Nara
- 优先权： JA51-43370 19760415
- 主分类号： B65B7/26
- IPC分类号： B65B7/26 ; B29C65/00 ; B29C65/02 ; B29C65/74 ; B65B51/00 ; B65B51/10 ; B65D43/02 ; B65D51/16 ; B65D77/20 ; B65D85/32 ; B65B5/08
摘要：
A packaging container for eggs or the like is constituted by a bottom section made of foamed plastic sheet material and provided with a flange at its periphery, and a top section made of non-foamed plastic sheet material and provided with a flange at its periphery, the flanges being downwardly bent and heat-sealed except for the end portions thereof so that the heat-sealed portions can be readily peeled off by a user.
公开/授权文献
- US5780387A Reversible thermosensitive recording medium 公开/授权日：1998-07-14
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