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
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
Classifications
Current U.S. Class:
Movable Indicator Or Changeable Exhibitor (D19/64);
Substantially Circular Or Oval (D10/22);
Substantially Circular Or Oval (D10/126)
International Classification: 1907;
International Classification: 1907;