Apparatus for cutting plastic film
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United States of America Patent
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Nov 16, 1982
Grant Date -
N/A
app pub date -
Nov 24, 1980
filing date -
Nov 24, 1980
priority date (Note) -
Expired
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Abstract
Apparatus for cutting plastic film having a serrated chromium plated cutting blade and a readily penetrable film back-up member, preferably balsa wood, aligned with the cutting blade. The back-up member has grooves formed therein by the penetrating action of the blade.
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