Pool water tester

- Tintometer GmbH
Description

FIG. 1 is a right front exploded perspective view of a pool water tester showing our new design with the cover raised;

FIG. 2 is a rear elevational view of FIG. 1 with the cover in a closed position;

FIG. 3 is a right side elevational view of FIG. 2;

FIG. 4 is a bottom plan view of FIG. 2;

FIG. 5 is a right front perspective view of FIG. 1 with the cover in the closed position.

Referenced Cited
U.S. Patent Documents
D185543 June 1959 Frank
D186271 October 1959 Marks
D197404 January 1964 Frank
D216258 December 1969 Connolly
D232038 July 1974 Hach
D247821 May 2, 1978 Biersch
3176577 April 1965 Frank
3381572 May 1968 Tuwiner
Patent History
Patent number: D256567
Type: Grant
Filed: Nov 17, 1977
Date of Patent: Aug 26, 1980
Assignee: Tintometer GmbH (Dortmund)
Inventors: Cay-Peter Voss (Hagen-Berchum), Manfred Nowak (Lunen)
Primary Examiner: Nelson C. Holtje
Attorney: Emory L. Groff, Jr.
Application Number: 5/852,604
Classifications
Current U.S. Class: Chemical (12) (D10/81); D24/17
International Classification: D1004;