Three-finned point attack mining bit

Description

FIG. 1 is a top view showing my new design for a three-finned point-attack mining bit;

FIG. 2 is a front view of the bit of FIG. 1 showing one fin fully and the other two fins partially. Full views of the other two fins are identical and have been omitted;

FIG. 3 is a back view of the bit of FIG. 1; and,

FIG. 4 is a bottom view of the bit of FIG. 1.

Claims

The ornamental design for a three-finned point-attack mining bit, as shown and described.

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Inventors:	Ojanen; Randall W. (Bristol, TN)
Assignee:	Rogers Tool Works, Inc. (Rogers, AR)
Appl. No.:	D/058,308
Filed:	July 25, 1996

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Current U.S. Class:	D15/139
Current International Class:	1509
Field of Search:	;D15/138,139 ;175/57,420.1,420.2 ;407/113

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References Cited [Referenced By]

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U.S. Patent Documents

D347232	May 1994	Massa et al.
4446936	May 1984	Sarin et al.
4527931	July 1985	Sarin

Primary Examiner: Davis; Antoine Duval
Attorney, Agent or Firm: Dickstein Shapiro Morin & Oshinsky LLP