Cable tray

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Information

Patent Grant
D292974

References
Source

Patent Number
D292,974
Date Filed
Monday, September 17, 1984
40 years ago
Date Issued
Tuesday, December 1, 1987
37 years ago

Inventors
Original Assignees
- Square D Company
Examiners
- Burke; Wallace R.
- Takemoto; Ruth E.
Agents
- Golden; Larry I.
- Guttman; Richard T.
- Jankousky; Mary R.

US Classifications
- D13 - Equipment for production, distribution, or transformation of energy
Field of Search
- US
- D13 40-41
- D13 99
- 403 300
- 269 903
- 206 557
- 206 558
- 206 562
- 206 563
- 248 491
- 248 58
- 248 61
- 248 681
- 211 182
- D25 74
- 052 731-732
- D09 414
- D09 424
- D09 432
- 174 68 C
- 174 68 R
- 174 70 C
- 174 70 A
- 174 72 R
- 174 97
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a cable tray, substantially as shown and described.

US Referenced Citations (5)

Number	Name	Date	Kind
2863683	Peterson et al.	Dec 1958
2905416	Wiegand	Sep 1959
3521843	Ogle	Jul 1970
3598349	Drake	Aug 1971
3791613	Nollen	Feb 1974

Non-Patent Literature Citations (6)

Entry
Electrical Consultant, Sep.-Oct. 1983, vol. 63, p. 54, Fiberglass Cable Tray.
Dahlstrom Metal Mouldings & Shapes, Cat. 12, 1969, p. 19, Channels.
Electrical Construction & Maintenance, Mar. 1978, p. 147, Cable Tray.
Electrical Consulting, vol. 60, Mar.-Apr. 1980, p. 41, Chalfont Cable Tray.
Electrical Consultant, vol. 60, 1980, Nov.-Dec., p. 45, Robroy Fiberglass Cable Tray.
Electrical Consultant, vol. 61, Sep.-Oct. 1981, pp. 66-67, Chalfont Steel Cable Tray.