Electronic balance

- Leco Corporation
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Description

FIG. 1 is a left front perspective view of an electronic balance showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side elevational view thereof, the left side being a mirror image thereto;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof.

Referenced Cited
U.S. Patent Documents
D242331 November 1976 Kunz
D258122 February 3, 1981 Sinn
4274500 June 23, 1981 Kuhle
Other references
  • Applicants' Exhibit 1 Brochure entitled "What to Look For" by Ohaus. Applicants' Exhibit 2 Brochure by Shimadzu Scientific Instruments, Inc. Applicants' Exhibit 3 Brochure entitled "The Latest Work Simplifiers from Mettler, p. 140, Jan. 1981 by Mettler. Applicants' Exhibit 4 Brochure entitled "DeltaRange The Movable Fine Range that Simplifies Precision Weighing," by Mettler. Applicants' Exhibit 5 Brochure entitled "The Balances With the Range & Accuracy You Need, Sartorius Can Weigh Up to 80 g . . . or 60,000 g" by Sartorius. Appliants' Exhibit 6 Brochure entitled "Only Air is Lighter" by Johnson Scale Co., Precisa Balance Division.
Patent History
Patent number: D273280
Type: Grant
Filed: Mar 2, 1981
Date of Patent: Apr 3, 1984
Assignee: Leco Corporation (St. Joseph, MI)
Inventors: Richard B. Haigh (Buchanan, MI), Philip M. Parker (Stevensville, MI)
Primary Examiner: Nelson C. Holtje
Law Firm: Price, Heneveld, Huizenga & Cooper
Application Number: 6/239,680
Classifications
Current U.S. Class: Provided With Load Platform (D10/91)