Patent
   D307051
Priority
Oct 05 1987
Filed
Oct 05 1987
Issued
Apr 03 1990
Expiry
Apr 03 2004
Assg.orig
Entity
unknown
4
5
n/a
The ornamental design for a porcelain mixing tray for dental use, as shown and described.

FIG. 1 is a top and front perspective view of a porcelain mixing tray for dental use showing my new design;

FIG. 2 is a bottom and front perspective view thereof on an enlarged scale;

FIG. 3 is a front elevational view thereof; the rear elevational view being identical;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is an exploded front elevational view illustrating the lid and base portions thereof;

FIG. 7 is a top plan view of the base portion thereof;

FIG. 8 is a bottom plan view of the base portion thereof;

FIG. 9 is a top and front exploded view thereof on an enlarged scale;

FIG. 10 is a bottom and front exploded view thereof on an enlarged scale; and

FIG. 11 is a top and front exploded view of a second embodiment thereof, on an enlarged scale, differing from the first only by the inclusion of another base portion.

Denny, Dale C., Romeo, Salvatore A.

Patent Priority Assignee Title
D715948, Dec 18 2012 SOLVENTUM INTELLECTUAL PROPERTIES COMPANY Dental instrument
D726322, Dec 18 2012 SOLVENTUM INTELLECTUAL PROPERTIES COMPANY Dental instrument
D726323, Dec 18 2012 SOLVENTUM INTELLECTUAL PROPERTIES COMPANY Dental instrument
D903141, Aug 24 2018 Dental mixing palette
Patent Priority Assignee Title
3675620,
4164301, Jul 25 1977 Safety locking dispenser
59965,
215766,
D255714, Feb 27 1978 Amalgam well used in dentistry
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