Current transformer

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Information

Patent Grant
D293431

References
Source

Patent Number
D293,431
Date Filed
Monday, November 10, 1986
38 years ago
Date Issued
Tuesday, December 29, 1987
37 years ago

Inventors
- David N. Makinson
- Karl W. Struck
Original Assignees
- Sangamo Weston, Inc.
Examiners
- Burke; Wallace R.
- Takemoto; Ruth
Agents
- Gaudier; Dale

US Classifications
- D13 - Equipment for production, distribution, or transformation of energy
Field of Search
- US
- D13 2
- D13 3
- D13 4
- D13 11
- 336 83
- 336 90
- 336 92
- 336 94
- 336 96
- 336 174-176
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a current transformer, as shown.

US Referenced Citations (10)

Number	Name	Date	Kind
35619	Apple	Jan 1902
104627	Hitchcock et al.	May 1937
D215447	Canney	Sep 1969
219597	Smith	Dec 1970
D244204	Briggs et al.	May 1977
260635	Lockwood	Sep 1981
2948871	Craige	Aug 1960
3264591	D'Entremont	Aug 1966
3423709	Lugten	Jan 1969
3480896	Neuman	Nov 1969

Divisions (1)

	Number	Date	Country
Parent	595178	Mar 1984