Vacuum firing porcelain furnace
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Description
FIG. 1 is a top plan view of a vacuum firing porcelain furnace showing my design;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a left side elevation view thereof; and
FIG. 4 is a right side elevation view thereof.
The rear surface of the vacuum firing porcelain furnace is substantially planar and unornamented. _
Referenced Cited
U.S. Patent Documents
2266735 | December 1941 | Berghaus et al. |
2354127 | July 1944 | Krauscope et al. |
3128326 | April 1964 | Hintenberger |
3403212 | September 1968 | Sato |
3441652 | April 1969 | Eicker |
Patent History
Patent number: D269903
Type: Grant
Filed: Oct 24, 1980
Date of Patent: Jul 26, 1983
Assignee: Sybron Corporation (Rochester, NY)
Inventor: Robert S. Quandt (Libertyville, IL)
Primary Examiner: Catherine E. Kemper
Attorneys: Roger Aceto, Robert J. Bird
Application Number: 6/200,332
Type: Grant
Filed: Oct 24, 1980
Date of Patent: Jul 26, 1983
Assignee: Sybron Corporation (Rochester, NY)
Inventor: Robert S. Quandt (Libertyville, IL)
Primary Examiner: Catherine E. Kemper
Attorneys: Roger Aceto, Robert J. Bird
Application Number: 6/200,332
Classifications
Current U.S. Class:
D24/08
International Classification: D2401;
International Classification: D2401;