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Publication numberUSD428325 S
Publication typeGrant
Application numberUS 29/093,321
Publication dateJul 18, 2000
Filing dateSep 9, 1998
Priority dateMar 10, 1998
Publication number093321, 29093321, US D428325 S, US D428325S, US-S-D428325, USD428325 S, USD428325S
InventorsAndre van Dreumel, Dagfinn Nilsen
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Fire preventing duct for passing cables and pipes through walls and bulkheads
US D428325 S
Abstract  available in
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Claims(1)
  1. The ornamental design for a fire preventing duct for passing cables and pipes through walls and bulkheads, as shown and described.
Description

FIG. 1 is a perspective view of a fire preventing duct for passing cables and pipes through walls and bulkheads showing our new design;

FIG. 2 is a front view thereof, the rear view, right side view and left side view corresponding to the front view; and,

FIG. 3 is a top view thereof, the bottom view corresponding to the top view.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US6700798 *Jan 22, 2003Mar 2, 2004Spx CorporationCircuit board mounting standoff and method of using same
US8627632 *Jun 27, 2011Jan 14, 2014Werner Extrusion Solutions LLCNode, apparatus, system and method regarding a frame support for solar mirrors
US20110286121 *Jun 27, 2011Nov 24, 2011Werner Extrusion Solutions LLCNode, apparatus, system and method regarding a frame support for solar mirrors
Classifications
U.S. ClassificationD08/354