Protective corrugated plastic pipe
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United States of America Patent
Stats
-
Mar 2, 2004
Grant Date -
Oct 3, 2002
app pub date -
Mar 7, 2002
filing date -
Mar 8, 2001
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The invention relates to a protective corrugated plastic tube or pipe, a corrugated piping, wherein according to the invention at least some of the flanks of corrugations of the tube or pipe have extensions (16), which go from one corrugation (11a) towards a neighboring corrugation (11b) and extend in the axial direction of the protective corrugated plastic pipe.
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