Method for making disposable tubular device
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United States of America Patent
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Jan 7, 1997
Issued Date -
N/A
app pub date -
May 23, 1995
filing date -
Apr 4, 1994
priority date (Note) -
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Abstract
A method of making a disposable tubular device comprising extruding a first material through a first die to form the tube and moving the tube through the second die while extruding a second material through the second die to form the tube-support structure. The second material has a surface hardness which is greater than the surface hardness of the first material.
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