| D269903 |
Vacuum firing porcelain furnace
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| Patent Drawings: | |
| Inventor: |
Quandt |
| Date Issued: |
July 26, 1983 |
| Application: |
06/200,332 |
| Filed: |
October 24, 1980 |
| Inventors: |
Quandt; Robert S. (Libertyville, IL)
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| Assignee: |
Sybron Corporation (Rochester, NY) |
| Primary Examiner: |
Kemper; Catherine E. |
| Assistant Examiner: |
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| Attorney Or Agent: |
Aceto; RogerBird; Robert J. |
| U.S. Class: |
D15/144.1; D24/176 |
| Field Of Search: |
D24/8; 13/31R; 432/206; 432/208; 432/250; 432/241; 432/242; 432/205; 266/250; 266/253 |
| International Class: |
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| U.S Patent Documents: |
2266735; 2354127; 3128326; 3403212; 3441652 |
| Foreign Patent Documents: |
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| Other References: |
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| Abstract: |
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| Claim: |
The ornamental design for a vacuum firing porcelain furnace, substantially as shown and described. |
| 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. _
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