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The ornamental design for a dental handpiece, substantially as shown and described. |
FIG. 1 is a side elevational view of a dental handpiece embodying our new design;
FIG. 2 is a front view;
FIG. 3 is a top plan view;
FIG. 4 is a bottom plan view;
FIG. 5 is a side elevational view of a second embodiment of our design;
FIG. 6 is a front view of the second embodiment;
FIG. 7 is a top plan view of the second embodiment;
FIG. 8 is a bottom plan view of the second embodiment.
Stankiewicz, Stanley L., Nilles, John D.
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3909946, | |||
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D251304, | Jan 25 1977 | Micro-Mega S.A. | Dental handpiece |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
May 30 1978 | American Hospital Supply Corporation | (assignment on the face of the patent) | / | |||
Aug 31 1982 | AMERICAN HOSPITAL SUPPLY CORPORATION A CORP OF ILL | SYBRON CORPORATION, A CORP OF N Y | ASSIGNMENT OF ASSIGNORS INTEREST | 004051 | /0902 | |
Jul 31 1986 | SYBRON CORPORATION, A CORP OF NY | Nalge Company | ASSIGNMENT OF ASSIGNORS INTEREST | 004628 | /0848 | |
Dec 16 1987 | NALGE COMPANY A DE CORP | MIDWEST DENTAL CORPORATION, A DE CORP | ASSIGNMENT OF ASSIGNORS INTEREST | 004818 | /0867 | |
Dec 18 1987 | MIDWEST DENTAL CORPORATION | LAKE SHORE NATIONAL BANK, 605 NORTH MICHIGAN AVENUE, CHICAGO, ILLINOIS 60611 | SECURITY INTEREST SEE DOCUMENT FOR DETAILS | 004816 | /0449 | |
Aug 29 1990 | LAKE SHORE NATIONAL BANK | Midwest Dental Products Corporation | RELEASED BY SECURED PARTY SEE DOCUMENT FOR DETAILS | 005458 | /0604 | |
Sep 20 1994 | Midwest Dental Products Corporation | Dentsply Research & Development Corp | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 007152 | /0151 |
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