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Publication numberUSD317048 S
Publication typeGrant
Application numberUS 07/273,873
Publication dateMay 21, 1991
Filing dateNov 21, 1988
Publication number07273873, 273873, US D317048 S, US D317048S, US-S-D317048, USD317048 S, USD317048S
InventorsPaul J. Forsberg
Original AssigneeKeystone Retaining Wall Systems, Inc.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Wall block
US D317048 S
Abstract  available in
Images(3)
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Claims(1)
  1. The ornamental design for a wall block, as shown and described.
Description

FIG. 1 is a perspective view of a wall block showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a side elevational view thereof, the opposite side being a mirror image thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a perspective view of a second embodiment of a wall block showing my new design;

FIG. 8 is a front elevational view of FIG. 7;

FIG. 9 is a top plan view of FIG. 7;

FIG. 10 is a bottom plan view of FIG. 7;

FIG. 11 is a side elevational view of FIG. 7, the opposite side being a mirror image thereof;

FIG. 12 is a rear elevational of FIG. 7;

FIG. 13 is a perspective view of a third embodiment of a wall block showing my new design;

FIG. 14 is a front elevational view of FIG. 13;

FIG. 15 is a top plan view of FIG. 13;

FIG. 16 is a bottom plan view of FIG. 13;

FIG. 17 is a side elevational view of FIG. 13, the opposite side being a mirror image thereof; and

FIG. 18 is a rear elevational view of FIG. 13.

Non-Patent Citations
Reference
1"Paving Stone" publication, Jun. 1984.
2Besser Company bulletin, Feb. 1985.
3Besser, "Modular Concrete Block" publication, pp. 18-19, 1984.
4Concrete Masonry Pictorial, vol. 33, No. 3, p. 5, 1977.
5The Hollow Building Handbook, p. 11, Jan. 1924.
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Classifications
U.S. ClassificationD25/114