Turbidimeter

- Hach Company
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Description

FIG. 1 is a front perspective view of the turbidimeter, showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevational view thereof; and,

FIG. 7 is a right side elevational view thereof.

Referenced Cited
U.S. Patent Documents
3564262 February 1971 Hach
3800147 March 1974 Shea et al.
4152070 May 1, 1979 Kushner et al.
4320978 March 23, 1982 Sato
4348112 September 7, 1982 Moreaud et al.
4841157 June 20, 1989 Downing, Jr.
5059811 October 22, 1991 King et al.
5104228 April 14, 1992 Baillie
Patent History
Patent number: D402768
Type: Grant
Filed: Feb 5, 1997
Date of Patent: Dec 15, 1998
Assignee: Hach Company (Loveland, CO)
Inventors: Ernie R. Paoli (Loveland, CO), Robert D. Stream (Loveland, CO)
Primary Examiner: Stella Reid
Attorney: Dean P. Edmundson
Application Number: 0/66,367
Classifications
Current U.S. Class: Laboratory Equipment Not Elsewhere Specified (D24/232)
International Classification: 2401;