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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
39 years ago
Date Issued
Tuesday, May 23, 1989
35 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
Content
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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