Ceramic disc furnace

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Description

FIG. 1 is a front perspective view for the ceramic disc furnace, showing the new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a top view thereof; and,

FIG. 4 is a back side elevational view thereof.

The surface(s) or portion(s) of the article not shown in the drawing or described in the specification form(s) no part of the claimed design.

Referenced Cited
U.S. Patent Documents
D271133 October 25, 1983 Pataki
D300847 April 25, 1989 Lin
D353662 December 20, 1994 Patton et al.
D372523 August 6, 1996 Radtke, Jr.
D402742 December 15, 1998 Chen
D410074 May 18, 1999 Lee
Patent History
Patent number: D422066
Type: Grant
Filed: Jun 4, 1999
Date of Patent: Mar 28, 2000
Inventor: Eliza Lee (Niagara Falls, NY)
Primary Examiner: B. J. Bullock
Law Firm: Trojan Law Offices
Application Number: 0/105,874
Classifications
Current U.S. Class: Heating Element Protected By Grille, Grid, Etc. (D23/335)
International Classification: 2303;