Hand truck attachment

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Description

FIG. 1 is a perspective view of the hand truck attachment.

FIG. 2 is a top plan view thereof.

FIG. 3 is a rear view thereof.

FIG. 4 is a bottom plan view thereof; and,

FIG. 5 is left side view thereof.

Claims

The ornamental design for a hand truck attachment, as shown.

Referenced Cited
U.S. Patent Documents
2400824 May 1946 Jackson
2742973 April 1956 Johannesen
2747883 May 1956 Frost
3283839 November 1966 Brown
3450219 June 1969 Fleming
3638745 February 1972 Floyd
4061199 December 6, 1977 Last
4142732 March 6, 1979 Boyd
4154315 May 15, 1979 Rasmussen
4264082 April 28, 1981 Fouchey, Jr.
4312317 January 26, 1982 Jewett
4457526 July 3, 1984 Persson
4960179 October 2, 1990 Leach
D318355 July 16, 1991 Salvesen
D334268 March 23, 1993 Hayes
D336710 June 22, 1993 Kinnaman
5273296 December 28, 1993 Lepek
D356197 March 7, 1995 Loughlin
D404876 January 26, 1999 Rubinos
6357765 March 19, 2002 Heien
6431664 August 13, 2002 Sawada
6644675 November 11, 2003 Ellis
D540503 April 10, 2007 Tsang
D590120 April 7, 2009 Thompson
7669861 March 2, 2010 Herreid
20020180256 December 5, 2002 Reich
20070075509 April 5, 2007 Wyrick, III
20100013182 January 21, 2010 Kergosien
20100294575 November 25, 2010 Martel
20130184917 July 18, 2013 Sarokhan
20130274973 October 17, 2013 Kamara
20170057530 March 2, 2017 Ludo
Patent History
Patent number: D819919
Type: Grant
Filed: Jul 14, 2016
Date of Patent: Jun 5, 2018
Inventor: Terrence Mitchell (Austin, TX)
Primary Examiner: Cynthia Ramirez
Application Number: 29/571,136
Classifications
Current U.S. Class: Element Or Attachment (D34/27)