Combined abrasive disk and spindle for dental use
Latest Hawe Neos Dental Patents:
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
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