Stackable tray for paper stock and drawings

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Description

FIG. 1 is a front perspective view of the stackable tray for paper stock and drawings showing the design of our invention;

FIG. 2 is a bottom view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a front elevation view thereof showing a like tray in reverse orientation stacked thereon in phantom;

FIG. 5 is a rear elevation view thereof showing a like tray in reverse orientation stacked thereon in phantom;

FIG. 6 is a right side elevation view thereof showing a like tray in reverse orientation stacked thereon in phantom;

FIG. 7 is a left side elevation view thereof showing a like tray in reverse orientation stacked thereon in phantom; and,

FIG. 8 is a bottom view of an alternate embodiment of the stackable tray of this invention, that alternate embodiment being in other respects visually the same as the embodiment shown in FIGS. 1 and 3-7.

The stackable tray depicted by means of broken lines in FIGS. 4, 5, 6 and 7 has been shown for illustrative purposes only and forms no part of the claimed design.

Referenced Cited
U.S. Patent Documents
D226892 May 1973 Degennaro et al.
D275866 October 9, 1984 Schembre
D317467 June 11, 1991 Kheng
D327504 June 30, 1992 Breen et al.
D328103 July 21, 1992 Ambasz
D331257 November 24, 1992 Breen et al.
2776071 January 1957 Becker
3141554 July 1964 Sussman et al.
3219232 November 1965 Wilson
3286876 November 1966 Ring
3342346 September 1967 Tucker
3478892 November 1969 Lockwood
3552598 January 1971 Wilson
3675815 July 1972 Rehrig
3695424 October 1972 Cristy et al.
3791528 February 1974 Brendgord
3918781 November 1975 Paris
4167232 September 11, 1979 Munk et al.
4333573 June 8, 1982 Holoubek
Foreign Patent Documents
873707 June 1971 CAX
Other references
  • Two pages from sales catalog from Fidelity Products Co., entitled The Fidelity Graphic Arts Coupon Sale pp. 1 and 45 Fall 1990.
Patent History
Patent number: D348284
Type: Grant
Filed: Dec 6, 1991
Date of Patent: Jun 28, 1994
Assignee: Liberty Diversified Industries (New Hope, MN)
Inventors: Stanley R. Thorud (New Hope, MN), Richard K. Bergquist (New Hope, MN), David J. Martin (Andover, MN)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Martie Thompson
Law Firm: Moore & Hansen
Application Number: 7/804,194