Centering guide for a portable drill

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Information

Patent Grant
D301208

References
Source

Patent Number
D301,208
Date Filed
Monday, October 28, 1985
40 years ago
Date Issued
Tuesday, May 23, 1989
36 years ago

Inventors
- John Totten
Original Assignees
- Porta-Nails, Inc.
Examiners
- Dunkins; Bruce W.
- Heflin; Clare E.
Agents
- Duckworth, Allen, Dyer & Doppelt

US Classifications
- D10 - Measuring, testing, or signalling instruments
- D08 - Tools and hardware
Field of Search
- US
- D08 14
- D08 70
- D10 61
- D10 73
- 033 172 D
- 033 169 C
- 033 520
- 033 673
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a centering guide for a portable drill, as shown and described.

US Referenced Citations (8)

Number	Name	Date	Kind
1508175	Fontaine	Sep 1924
2484801	Anderson	Oct 1949
2677186	Sorensen	May 1954
2907114	Wentling	Oct 1959
2978814	Burhans	Apr 1961
3318010	Mahl	May 1967
3628253	Shepard	Dec 1971
4281462	Herbold	Aug 1981