Container cover member having synthetic resin openable portion
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United States of America Patent
Stats
-
Jan 13, 1981
Grant Date -
N/A
app pub date -
Dec 13, 1978
filing date -
Dec 15, 1977
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A container cover member comprising a cover sheet formed of paper or thermoplastic synthetic resin having an opening of a desired size and shape in a predetermined position and over said opening a closure member having a pull tab or handle formed of thermoplastic resin which is compatible with the material of said cover sheet, said opening being easily uncovered when said pull tab is pulled up, and the process for making the cover member.
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