Louvered concrete block

- Warren F. B. Lindsley
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Description

FIG. 1 is a perspective view of the bottom, front _and one side of a louvered concrete block embodying the _invention; and _

FIG. 2 is a perspective view of the top, back and _other end of the louvered concrete block shown in FIG. 1.

Referenced Cited
U.S. Patent Documents
D168221 November 1952 Gonnella
D196970 November 1963 Fulwider
D246386 November 15, 1977 Hardin
Patent History
Patent number: D264998
Type: Grant
Filed: Apr 11, 1980
Date of Patent: Jun 15, 1982
Assignee: Warren F. B. Lindsley (Phoenix, AZ)
Inventor: Arnold C. Siedschlag (Phoenix, AZ)
Primary Examiner: A. Hugo Word
Attorney: Warren F. B. Lindsley
Application Number: 6/139,350
Classifications
Current U.S. Class: D25/97; D25/80; D25/91
International Classification: D2501;