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Patent
   D295789
Priority
Jul 10 1985
Filed
Jul 10 1985
Issued
May 17 1988
Expiry
May 17 2002
Inventors
Smith, E. …
Assg.orig
Assg.curr
Entity
unknown
Referenced by
1
References
8
Maint.:
n/a
The ornamental design for a concrete block, as shown and described.

The FIGURE is a perspective view of one end, the bottom, and one side of a concrete block embodying my design. The opposite end and side are the mirror images of the end and side shown.
INVENTORS:

Smith, E. Doyle

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
D336686, Aug 05 1991 Mortarless blinder screen block
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
1092621,
1234883,
3416276,
3828509,
CH224382,
CH236190,
D254450, Nov 07 1977 Building block
GB1402992,
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