Portable dual tube grain auger

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Description

FIG. 1 is a perspective view of a portable dual tube grain auger according to the present design;

FIG. 2 is an elevational side view thereof;

FIG. 3 is the other side elevational view thereof;

FIG. 4 is an end view thereof;

FIG. 5 is the other end view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a perspective view of a second embodiment of a portable dual tube grain auger according to the present design;

FIG. 9 is an elevational side view thereof;

FIG. 10 is the other side elevational view thereof;

FIG. 11 is an end view thereof;

FIG. 12 is the other end view thereof;

FIG. 13 is a top view thereof; and,

FIG. 14 is a bottom view thereof.

The broken lines in the figures are included for the purpose of illustrating portions of the portable dual tube grain auger and form no part of the claimed design.

Claims

The ornamental design for a portable dual tube grain auger, as shown and described.

Referenced Cited
U.S. Patent Documents
3189168 June 1965 Coats et al.
4142621 March 6, 1979 Oliver
D259036 April 28, 1981 Hansen
4440539 April 3, 1984 Sullivan
D296834 July 19, 1988 McDermott
4963066 October 16, 1990 Boppart
5051874 September 24, 1991 Guss
D328174 July 21, 1992 Watkins
5141386 August 25, 1992 Barwise
5328015 July 12, 1994 Volk et al.
5492217 February 20, 1996 Stewart
5788055 August 4, 1998 Stewart et al.
7040980 May 9, 2006 Kestel
7198449 April 3, 2007 Dillon
8381900 February 26, 2013 Hoogestraat
8662285 March 4, 2014 Jesse
20020043448 April 18, 2002 Peltier et al.
20080116039 May 22, 2008 Ainsworth
Patent History
Patent number: D722738
Type: Grant
Filed: Aug 28, 2012
Date of Patent: Feb 17, 2015
Assignee: Harvest International, Inc. (Storm Lake, IA)
Inventors: Byron J. Friesen (Storm Lake, IA), Garry D. Friesen (Storm Lake, IA), Jeff A. Sivinski (Cherokee, IA)
Primary Examiner: Cynthia Ramirez
Application Number: 29/430,564
Classifications