Letter trays

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Description

The single view is a front perspective view of letter trays, showing my new design.

Claims

The ornamental design for letter trays, as shown.

Referenced Cited
U.S. Patent Documents
D116600 September 1939 Thorn et al.
2650150 August 1953 Smith et al.
2901120 August 1959 Abrahamson
D187444 March 1960 Lewis
D249048 August 22, 1978 Drell et al.
4456128 June 26, 1984 Warshaw
4863042 September 5, 1989 Rohner
4887724 December 19, 1989 Pielechowski et al.
D348284 June 28, 1994 Thorud et al.
Patent History
Patent number: D502742
Type: Grant
Filed: Dec 18, 2003
Date of Patent: Mar 8, 2005
Inventor: Charles Edward Bain (West Dundee, IL)
Primary Examiner: Martie K. Holtje
Application Number: 29/195,943