发明名称 Bag
摘要 A bag for free flowing powders or granules has a cylindrical body portion of a bag proper, top and bottom end portion which close top and bottom openings of the bag proper, and a cylindrical filling portion formed on the top end portion. Top edges of the cylindrical bag proper are sewn along a line passing through a point of a central axis of the cylindrical filling portion. The above-mentioned bag is made from a sheet-like cloth or a tube fabric.
申请公布号 US4356853(A) 申请公布日期 1982.11.02
申请号 US19800131832 申请日期 1980.03.19
申请人 TOYAMA INDUSTRY CO., LTD. 发明人 SEKIGUCHI, KEIJI
分类号 B65D88/22;B65D88/16;(IPC1-7):B65D33/00 主分类号 B65D88/22
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