Marble game ramp
Latest Discovery Toys, Inc. Patents:
Description
FIG. 1 is a perspective view of a marble game ramp showing my new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a left side elevational view thereof;
FIG. 6 is a rear elevational view thereof; and
FIG. 7 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
D187101 | January 1960 | Gomer |
D208789 | October 1967 | Kuhn |
D230291 | February 1974 | Karen |
D233057 | October 1974 | Irvine |
1274979 | August 1918 | Bliley |
2838870 | June 1958 | Morse |
3092928 | June 1963 | Geiser |
3101946 | August 1963 | Ebert |
3464700 | September 1969 | Clatterbuck |
3946516 | March 30, 1976 | Wirth |
1405105 | July 1975 | GBX |
- "Marble Magic" from Discovery Toys Catalog (Spring 1985). Kiddiecraft Super Helta Skelta, copied from toy box. Childcraft "Tobaga" from Childcraft Fall 1984 catalog. Toys to Grow On "Build & Roll Raceway", Fall 1984 catalog. Bear Creek "Marble Race" Fall 1984 catalog.
Patent History
Patent number: D290143
Type: Grant
Filed: Jun 4, 1985
Date of Patent: Jun 2, 1987
Assignee: Discovery Toys, Inc. (Pleasant Hill, CA)
Inventor: William J. Wichman (Glendora, CA)
Primary Examiner: Charles A. Rademaker
Law Firm: Townsend and Townsend
Application Number: 6/741,050
Type: Grant
Filed: Jun 4, 1985
Date of Patent: Jun 2, 1987
Assignee: Discovery Toys, Inc. (Pleasant Hill, CA)
Inventor: William J. Wichman (Glendora, CA)
Primary Examiner: Charles A. Rademaker
Law Firm: Townsend and Townsend
Application Number: 6/741,050
Classifications
Current U.S. Class:
D21/19;
D21/59;
D21/143