Tennis teaching device

Description

FIG. 1 is a front view of a tennis teaching device showing my new design. The tennis ball holders are shown fragmentarily and swung to the side for clarity;

FIG. 2 is a rear view of FIG. 1;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top view thereof.

Referenced Cited
U.S. Patent Documents
3861679 January 1975 Culpepper
3866912 February 1975 Scainetti
4269410 May 26, 1981 Martin
4460172 July 17, 1984 Hogan
Patent History
Patent number: D289428
Type: Grant
Filed: Sep 24, 1984
Date of Patent: Apr 21, 1987
Inventor: Mendel Sherman (Clemson, SC)
Primary Examiner: Melvin B. Feifer
Law Firm: Kirkland & Ellis
Application Number: 6/653,572
Classifications
Current U.S. Class: D21/212