Combined reaming and counterbore tool bit

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Information

Patent Grant
D275759

References
Source

Patent Number
D275,759
Date Filed
Tuesday, March 23, 1982
42 years ago
Date Issued
Tuesday, October 2, 1984
40 years ago

Inventors
- William H. Astle
Original Assignees
- Tri Tool, Inc.
Examiners
- Burke; Wallace R.
- Gitlin; Suzanne N.
Agents
- Bacon & Thomas

US Classifications
- D15 - Machines not elsewhere specified
Field of Search
- US
- D15 138
- D15 139
- 408 223
- 408 224
- 408 82
- 144 205
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a combined reaming and counterbore tool bit, as shown.

US Referenced Citations (3)

Number	Name	Date	Kind
1648802	Gairing	Nov 1927
2358608	Turner	Sep 1944
3304597	Kegran	Feb 1967