Core drill

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Description

FIG. 1 is a perspective view of the core drill;

FIG. 2 is a front view thereof; (the rear view thereof is a mirror image of this)

FIG. 3 is a left side view thereof; (the right side view thereof is a mirror image of this)

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom view thereof; and,

FIG. 6 is a cross-sectional view of the core drill of FIG. 1 taken along section line 6—6.

Claims

The ornamental design for a core drill, as shown and described.

Referenced Cited
U.S. Patent Documents
4208154 June 17, 1980 Gandy
D342270 December 14, 1993 Kwang
5996571 December 7, 1999 Jedick
6033295 March 7, 2000 Fisher et al.
Foreign Patent Documents
9317454 August 1993 KR
Patent History
Patent number: D466139
Type: Grant
Filed: Nov 16, 2001
Date of Patent: Nov 26, 2002
Assignee: Ehwa Diamond Industrial Co., Ltd.
Inventors: See Hyung Kim (Sungnam), Joon Ho Chang (Gunsan)
Primary Examiner: Antoine Duval Davis
Attorney, Agent or Law Firm: Webb Ziesenheim Logsdon Orkin & Hanson, P.C.
Application Number: 29/150,361
Classifications
Current U.S. Class: Cutting Tool, E.g., Drill Bit, Etc. (D15/139)
International Classification: 1509;