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The ornamental design for a control unit for dental instruments, as shown and described. |
FIG. 1 is a perspective view of a control unit for dental instruments showing our new design;
FIG. 2 is a left-side elevation view of the unit of FIG. 1;
FIG. 3 is a right-side elevation view of the unit of FIG. 1;
FIG. 4 is a top plan view of the unit of FIG. 1;
FIG. 5 is a bottom plan view of the unit of FIG. 1;
FIG. 6 is a front elevation view of the unit of FIG. 1;
FIG. 7 is a rear elevation view of the unit of FIG. 1;
FIG. 8 is a perspective view of an alternative embodiment of a control unit for dental instruments;
FIG. 9 is a left-side elevation view of the unit of FIG. 8;
FIG. 10 is a right-side elevation view of the unit of FIG. 8;
FIG. 11 is a top plan view of the unit of FIG. 8;
FIG. 12 is a bottom plan view of the unit of FIG. 8;
FIG. 13 is a front elevation view of the unit of FIG. 8;
FIG. 14 is a rear elevation view of the unit of FIG. 8;
FIG. 15 is a perspective view of another alternative embodiment of a control unit for dental instruments;
FIG. 16 is a left-side elevation view of the unit of FIG. 15;
FIG. 17 is a right-side elevation view of the unit of FIG. 15;
FIG. 18 is a top plan view of the unit of FIG. 15;
FIG. 19 is a bottom plan view of the unit of FIG. 15;
FIG. 20 is a front elevation view of the unit of FIG. 15; and,
FIG. 21 is a rear elevation view of the unit of FIG. 15.
The broken line drawings of the support for the control unit in FIGS. 2, 3, 9, 10, 16, 17 and the support for dental instruments in FIG. 15 are for illustrative purposes only and form no part of the claimed design.
Nordstrom, Carl G., Reed, Raymond G.
Patent | Priority | Assignee | Title |
7581951, | Jul 01 2003 | Sirona Dental Systems GmbH | Dental treatment element |
D555247, | Oct 28 2005 | Castellini S.p.A. | Table for a dental unit |
D605296, | Oct 31 2008 | Midmark Corporation | Dental delivery unit |
D605772, | Jan 16 2009 | Midmark Corporation | Dental instrument delivery unit |
D607566, | May 02 2008 | Dental Components LLC | Support portion of a dental delivery unit |
D607567, | May 02 2008 | Dental Components LLC | Dental delivery unit shroud |
D621512, | May 02 2008 | Dental Components LLC | Dental delivery unit shroud |
D622397, | May 02 2008 | Dental Components LLC | Dental delivery unit shroud |
D631163, | Feb 03 2009 | A-DEC, INC | Portion of a control head for use with dental equipment |
D714374, | Jan 10 2014 | H4 Engineering, Inc. | Guiding unit for pointing apparatus |
D750693, | Jul 03 2014 | H4 Engineering, Inc.; H4 ENGINEERING, INC | Electronic communication device with wearable housing |
D903873, | Apr 12 2019 | A-DEC, INC | Dental control head housing |
D903874, | Apr 17 2019 | A-DEC, INC | Dental control head housing |
Patent | Priority | Assignee | Title |
3718974, | |||
3771226, | |||
3918161, | |||
4206546, | Mar 20 1978 | MDT CORPORATION, A CORP OF DE | Track system |
4676750, | Jan 25 1985 | Dental drill system | |
4770632, | Dec 30 1985 | NATIONAL PATENT DEVELOPMENT CORP NPDC | Delivery system for dental treatment solution |
4878709, | Jul 06 1987 | Retractable legrest for dental chair | |
4883316, | Sep 28 1987 | A-DEC, INC | Dental instrument delivery system |
4952146, | Mar 02 1989 | Dental control unit | |
5107899, | Feb 19 1988 | Pneumatic control system | |
5161970, | May 09 1990 | UNIQUE BARRIER PRODUCTS INC A NY CORPORATION | Dental safe-handling tool holder |
217249, | |||
218165, | |||
231676, | |||
D243188, | Feb 11 1976 | A-Dec, Inc. | Combined dental tray and control unit therefor |
D288122, | Dec 19 1983 | DENTAL COMPONENTS, INC | Combined control unit and holder for dental equipment |
D328791, | Nov 27 1990 | A-DEC, INC , 2601 CRESTVIEW DRIVE, NEWBERG, OR 97132, A CORP OF OR | Dental control unit |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Feb 02 1993 | A-Dec, Inc. | (assignment on the face of the patent) | / | |||
Feb 02 1993 | NORDSTROM, CARL G | A-DEC, INC | ASSIGNMENT OF ASSIGNORS INTEREST | 006494 | /0404 | |
Feb 02 1993 | REED, RAYMOND G | A-DEC, INC | ASSIGNMENT OF ASSIGNORS INTEREST | 006494 | /0404 |
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