Handling: hand and hoist-line implements – Hand bars and hand barrows – Ball retriever
Patent
1993-08-19
1994-11-29
Kramer, Dean J.
Handling: hand and hoist-line implements
Hand bars and hand barrows
Ball retriever
294141, 248132, A63B 4702
Patent
active
053683510
ABSTRACT:
A tennis ball retriever and multi-purpose tennis ball hopper and caddy that holds all of the tennis equipment used during play and practice. The retriever utilizes a container portion incorporating a bottom of transverse rods which are slightly resilient and incorporates a telescoping handle structure used in ball retrieval and as a support stand for the ball container portion. The hopper has side walls that open for easy access to the container.
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patent: 4412697 (1983-11-01), Verde
patent: 4461504 (1984-07-01), Perez et al.
patent: 4643317 (1987-02-01), Wilkinson et al.
patent: 4811980 (1989-03-01), Ferrari et al.
patent: 5086948 (1992-02-01), Slusarz
patent: 5301991 (1994-04-01), Chen et al.
Kramer Dean J.
Lukasik Frank A.
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