Process for making a container cover member having synthetic resin openable portion
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United States of America Patent
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-
Jan 12, 1982
Issued Date -
N/A
app pub date -
Jun 22, 1979
filing date -
Dec 15, 1977
priority date (Note) -
Expired
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Abstract
The process for producing a container cover member by stamping a sheet of material stock to form a plurality of through bores, injection molding a closure member in each through bore and subjecting each through bore to a second stamping to form a handle in a portion of the closure member.
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