Marble runway toy

Description

FIG. 1 is a left side elevational view of a marble runway toy showing my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a rear elevational view thereof; and,

FIG. 7 is a top perspective view showing the upper ring tilted.

Referenced Cited
U.S. Patent Documents
D231244 April 1974 Molenaar
414986 November 1889 Motter
905839 December 1908 Brown
1186801 June 1916 Kohler
3502335 March 1970 Sholin
3702191 November 1972 Zilius
5042808 August 27, 1991 Shoptaugh
Patent History
Patent number: D340483
Type: Grant
Filed: Aug 16, 1990
Date of Patent: Oct 19, 1993
Inventor: Philip L. Shoptaugh (Oakland, CA)
Primary Examiner: Bernard Ansher
Assistant Examiner: R. Barkai
Attorney: Harris Zimmerman
Application Number: 7/568,333
Classifications
Current U.S. Class: D21/143