Method and device for assuring orderly web travel in a folder by punching holes in a paper width direction
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United States of America Patent
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Feb 16, 1993
Issued Date -
N/A
app pub date -
Jun 29, 1992
filing date -
Apr 11, 1991
priority date (Note) -
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Abstract
A method of assuring orderly web travel in a folder includes stamping out of a layered structure formed of mutually superimposed web surface portions, along respective strips thereof, a plurality of tongue-like elements remaining appendant to the web surface portions and projecting through respective holes simultaneously stamped out of the web surface portions so as thereby to hold the web surface portions together at the respective strips thereof; and a device for performing the method.
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