Learning clock

Description

FIG. 1 is a front elevational view of a learning clock showing my new design;

FIG. 2 is a top edge view thereof, the right, left and bottom edge views thereof being identical;

FIG. 3 is a front perspective view thereof; and,

FIG. 4 is a rear elevational view thereof.

Referenced Cited
U.S. Patent Documents
D104443 May 1937 Elkonin
D135472 April 1943 Scott
D137404 March 1944 Booharin
D256807 September 9, 1980 McLean
D270523 September 13, 1983 Mox
D299662 January 31, 1989 Cobb
D377949 February 11, 1997 Woldenberg et al.
909756 January 1909 Longtine
2994970 August 1961 Spooner
4124945 November 14, 1978 Totten
4219953 September 2, 1980 Grimes
5612932 March 18, 1997 Albenda
Patent History
Patent number: D405470
Type: Grant
Filed: Oct 27, 1997
Date of Patent: Feb 9, 1999
Inventor: Peter A. Messina (Chester, NJ)
Primary Examiner: Martie K. Holtje
Attorney: Thomas L. Adams
Application Number: 0/78,469