Hand-held waterproof liquid testing meter

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Description

FIG. 1 is a perspective view of a hand-held waterproof liquid testing meter showing my new design with the protective cap engaged on the body of the hand-held waterproof liquid testing meter;

FIG. 2 is a front elevational view thereof, with the protective cap removed from the body of the hand-held waterproof liquid testing meter;

FIG. 3 is a rear elevational view thereof, with the protective cap engaged on the body of the hand-held waterproof liquid testing meter;

FIG. 4 is a left hand side elevational view thereof, with the protective cap removed from the body of the hand-held waterproof liquid testing meter;

FIG. 5 is a right hand side elevational view thereof, with the protective cap removed from the body of the hand-held waterproof liquid testing meter;

FIG. 6 is a top plan view of the hand held waterproof liquid testing meter and the cap therefor with the protective cap removed from the body of the hand-held waterproof liquid testing meter; and,

FIG. 7 is a bottom plan view of the hand held waterproof liquid testing meter and the cap therefor with the protective cap removed from the body of the hand-held waterproof liquid testing meter.

Referenced Cited
U.S. Patent Documents
D346123 April 19, 1994 Narayanan
D351803 October 25, 1994 Foley
D360840 August 1, 1995 Brockway et al.
Other references
  • Cole-Parmer Instrument Company Bi-Annual Product Catalog (1994-1995) pp. 797, 798, 799, 813, 833 and 835.
Patent History
Patent number: D371517
Type: Grant
Filed: Jul 6, 1995
Date of Patent: Jul 9, 1996
Assignee: Eutech Cybernetics Pte. Ltd. (Ayer Rajah Crescent)
Inventor: Bhaskar Narayanan (Singapore)
Primary Examiner: Antoine Duval Davis
Law Firm: Fitch, Even, Tabin & Flannery
Application Number: 0/41,121