Combined dental mold pin and bushing assembly

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Description

FIG. 1 is an exploded perspective view of a combined dental mold pin and bushing assembly, showing my new design;

FIG. 2 is an exploded side elevational view thereof, with all other sides being identical to that shown;

FIG. 3 is a side elevational view thereof, in assembled condition;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is an exploded perspective view of a second embodiment of FIG. 1;

FIG. 7 is an exploded side elevational view thereof, with all other sides being identical to that shown;

FIG. 8 is a side elevational view thereof;

FIG. 9 is a top plan view thereof; and,

FIG. 10 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
3518761 July 1970 Susman et al.
3521354 July 1970 Stern et al.
3969820 July 20, 1976 Kulig et al.
4060899 December 6, 1977 Sauter
4721464 January 26, 1988 Roden et al.
4801264 January 31, 1989 Weissman
4917347 April 17, 1990 Fenick
4940409 July 10, 1990 Nordin
4997370 March 5, 1991 Mayclin
Patent History
Patent number: D339420
Type: Grant
Filed: Feb 12, 1990
Date of Patent: Sep 14, 1993
Inventor: Harald E. Nordin (1822 Chernex)
Primary Examiner: Stella Reid
Law Firm: Marks & Murase
Application Number: 7/478,977
Classifications
Current U.S. Class: Dental (34) (D24/156)