Paving stone

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Description

FIG. 1 is a side view of a concrete paving stone according to our design;

FIG. 2 is a front view of the stone of FIG. 1;

FIG. 3 is a top plan view of the stone of FIG. 1; and

FIG. 4 is a front perspective view of the stone of FIG. 1.

Referenced Cited
U.S. Patent Documents
68971 September 1867 Fancher
867388 October 1907 Lerch
1113784 October 1914 Higman
3837756 September 1974 Schwarz
4105353 August 8, 1978 Bork et al.
Patent History
Patent number: D252589
Type: Grant
Filed: Jul 14, 1977
Date of Patent: Aug 7, 1979
Inventors: Keith Muller (Toronto, Ontario), Michael Stewart (Toronto, Ontario), Stanley Kochen (Toronto, Ontario)
Primary Examiner: A. Hugo Word
Attorney: David M. Rogers
Application Number: 5/815,747
Classifications
Current U.S. Class: D25/80; D25/74; D25/79; D25/86
International Classification: D2501;