Intravenous medical fluid heater


FIG. 1 is a perspective view of an intravenous medical fluid heater, showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a side elevational view thereof, the opposite side being identical thereto;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D250045 October 24, 1978 Granzow, Jr. et al.
2470481 May 1949 Freeman
3370153 February 1968 Fresne et al.
3443060 May 1969 Smith
4019020 April 19, 1977 Bilbee et al.
4874033 October 17, 1989 Chaterlain et al.
Patent History
Patent number: D335538
Type: Grant
Filed: Oct 15, 1990
Date of Patent: May 11, 1993
Assignee: Advanced Warming Systems, Inc. (Lubbock, TX)
Inventors: Robert C. Deutsch (Oakridge, NJ), David H. Dabney (Wyckoff, NJ)
Primary Examiner: Stella Reid
Application Number: 7/597,029