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发明名称
Openable flexible packet
摘要
A thin flexible pouch-packet is disclosed which has concave deformations in the side wall to enhance opening of the packet.
申请公布号
US4498591(A)
申请公布日期
1985.02.12
申请号
US19800198544
申请日期
1980.10.20
申请人
DRUG CONCENTRATES, INC.
发明人
SMITH, II, GEORGE B.
分类号
B31B1/88;B31B19/88;B65D33/00;(IPC1-7):B65D27/32
主分类号
B31B1/88
代理机构
代理人
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地址
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