Liquid CO.sub.2 refilling device

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Description

FIG. 1 is a perspective view;

FIG. 2 is a side view;

FIG. 3 is an opposite side view;

FIG. 4 is a front view;

FIG. 5 is a back view;

FIG. 6 is a top view; and,

FIG. 7 is a bottom view.

Referenced Cited
U.S. Patent Documents
D156391 December 1949 Wertheimer
D372071 July 23, 1996 Zito
4936343 June 26, 1990 Pruitt et al.
5022364 June 11, 1991 Phillips
5113905 May 19, 1992 Pruitt et al.
5797419 August 25, 1998 Perrott et al.
Patent History
Patent number: D407138
Type: Grant
Filed: Mar 3, 1997
Date of Patent: Mar 23, 1999
Assignee: Richard R. Zito R & D Corp. (Tucson, AZ)
Inventor: Richard R. Zito (Tucson, AZ)
Primary Examiner: Alan P. Douglas
Assistant Examiner: Robin V. Taylor
Application Number: 0/67,643
Classifications
Current U.S. Class: Fluid Handling Or Treatment Equipment (D23/200)
International Classification: 2301;