Six-edged cutting tool

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Description

FIG. 1 is a front view of a six-edged cutting tool showing my new design;

FIG. 2 is a left-side elevational view thereof, the right side being identical thereto;

FIG. 3 is a rear view thereof;

FIG. 4 is a top view thereof, the bottom being identical thereto; and,

FIG. 5 is a top, left side perspective view thereof.

Referenced Cited
U.S. Patent Documents
1408947 March 1922 Johnson
2470392 May 1949 Gassmann
2627192 February 1953 Jenney, Jr. et al.
5299895 April 5, 1994 Greenhill
Patent History
Patent number: D377801
Type: Grant
Filed: Dec 21, 1995
Date of Patent: Feb 4, 1997
Assignee: Mapal Fabrik fur Prazisionswerkzeuge Dr. Kress KG (Aalen)
Inventors: Dieter Kress (Aalen), Friedrich Haeberle (Lauchheim)
Primary Examiner: Antoine Duval Davis
Attorney: Herbert Dubno
Application Number: 0/48,128
Classifications
Current U.S. Class: Cutting Tool, E.g., Drill Bit, Etc. (D15/139)