Barrel fan

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Information

Patent Grant
D327947

References
Source

Patent Number
D327,947
Date Filed
Friday, July 13, 1990
34 years ago
Date Issued
Tuesday, July 14, 1992
32 years ago

Inventors
- Howard N. Clark
Original Assignees
- Clark United Corporation
Examiners
- Gandy; James M.
- Lichtenstein; Lisa
Agents
- Griggs; Dennis T.

US Classifications
- D23 - Environmental heating and cooling
Field of Search
- US
- D23 370
- D23 371
- D23 382
- D23 411
- D23 412
- D23 413
- D23 379
- 416 247 R
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a barrel fan, as shown.

US Referenced Citations (4)

Number	Name	Date	Kind
D151311	Zeiler et al.	Oct 1948
D184469	Zeiler et al.	Feb 1959
2884075	Poon	Apr 1959
4443965	Gie	Apr 1984

Non-Patent Literature Citations (2)

Entry
Phil Rich Fan Mfg. Cat., Outside Cabinet Wall Fan, top left side of page 8, and p. 6, portable blower, top left side of page.
Grainger's Spring '86 Cat., p. 1317, 6-Wing Axial Fan Blades, top left side of page.