Measuring instrument for dental files

- Toringe Consult AB

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Description

FIG. 1 is a top plan view of a measuring instrument for dental files showing our new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a typical side elevation view thereof;

FIG. 4 is a cross-sectional view of FIG. 1 as taken along the lines IV--IV.

Referenced Cited
U.S. Patent Documents
1551807 September 1925 Dittmar
2533295 December 1950 Starbuck
2933817 April 1960 Puckett
3209463 October 1965 Schorr
Other references
  • British Plastics, 3/53, p. 92, Dividigraph. American Machinist, 1/12/59, p. 138, circular wire gauge.
Patent History
Patent number: D250094
Type: Grant
Filed: Jul 8, 1976
Date of Patent: Oct 31, 1978
Assignees: Toringe Consult AB , Christer Odvik AB
Inventors: Tore A. Forsman (Saltsjobaden), Christer Odvik (Djursholm)
Primary Examiner: Nelson C. Holtje
Law Firm: Balogh, Osann, Kramer, Dvorak, Genova & Traub
Application Number: 5/703,431
Classifications
Current U.S. Class: Template Or Comparator Gauge (6) (D10/64)
International Classification: D1004;