Combined abrasive disk and spindle for dental use

- Hawe Neos Dental
Description

FIG. 1 is a front perspective view of a combined abrasive disk and spindle for dental use showing our new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a side elevational view thereof, the opposite side is a mirror image;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a top plan view thereof.

Referenced Cited
U.S. Patent Documents
478881 July 1892 Moore
503258 March 1893 Stanbrough
505490 September 1893 Stanbrough
534540 February 1895 Wooster
552514 January 1896 Chivers
881691 March 1908 Hughes
1314125 August 1919 Burlew
2685738 August 1954 Leff
4055897 November 1, 1977 Brix
4889489 December 26, 1989 Von Weissenfluh
4988294 January 29, 1991 DuBe et al.
Patent History
Patent number: D420445
Type: Grant
Filed: Oct 2, 1995
Date of Patent: Feb 8, 2000
Assignee: Hawe Neos Dental (Bioggio)
Inventors: Beat A. Von Weissenfluh (Gentilino), Gianni Baffelli (Tesserete)
Primary Examiner: M. H. Tung
Law Firm: Foley & Lardner
Application Number: 0/44,927
Classifications
Current U.S. Class: Dental (46) (D24/176)
International Classification: 2402;