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Publication numberUSD428128 S
Publication typeGrant
Application numberUS 29/087,358
Publication dateJul 11, 2000
Filing dateApr 30, 1998
Publication number087358, 29087358, US D428128 S, US D428128S, US-S-D428128, USD428128 S, USD428128S
InventorsGary R. Gillingham, Wayne M. Wagner, Joseph C. Tokar, Daniel T. Risch, Jim C. Rothman, Steven A. Carter
Original AssigneeDonaldson Company, Inc.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Conical filter
US D428128 S
Abstract  available in
Images(2)
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Claims(1)
  1. The ornamental design for a conical filter, as shown and described.
Description

FIG. 1 shows a perspective view of a conical filter showing our new design;

FIG. 2 shows a side elevational view thereof, the other sides being indentical to that shown;

FIG. 3 shows a top plan view thereof; and,

FIG. 4 shows a bottom plan view thereof.

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Classifications
U.S. ClassificationD23/365