Patent
   D283046
Priority
Apr 22 1983
Filed
Apr 22 1983
Issued
Mar 18 1986
Expiry
Mar 18 2000
Assg.orig
Entity
unknown
6
3
n/a
The ornamental design for a dental furnace, as shown and described.

FIG. 1 is a front elevational view of a dental furnace showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a bottom plan view thereof; and

FIG. 6 is a back elevational view.

Botich, Michael J.

Patent Priority Assignee Title
D335537, Jul 31 1990 OLYMPUS OPTICAL COMPANY, LIMITED, A CORP OF JAPAN; DENKEN CO , LTD , A CORP OF JAPAN Crystallization furnace for dental prostheses
D336336, Jul 31 1990 OLYMPUS OPTICAL COMPANY, LIMITED, A CORP OF JAPAN Crystallization furnace for dental prostheses
D650954, Mar 24 2010 Homewerks Worldwide, LLC Handheld drum auger
D671227, Dec 14 2011 Siemens Healthcare Diagnostics Inc. Diagnostic analyzer
D732094, Jul 20 2012 Ivoclar Vivadent AG Firing plate for a dental furnace
D863216, Aug 22 2017 3SHAPE A S Scanning appliance
Patent Priority Assignee Title
3128326,
3441652,
D269903, Oct 24 1980 Manufacturers Hanover Trust Company Vacuum firing porcelain furnace
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Apr 12 1983BOTICH, MICHAEL J Unitek CorporationASSIGNMENT OF ASSIGNORS INTEREST 0041210689 pdf
Apr 22 1983Unitek Corporation(assignment on the face of the patent)
Oct 14 1991Unitek CorporationMinnesota Mining and Manufacturing CompanyASSIGNMENT OF ASSIGNORS INTEREST 0058800871 pdf
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