Industrial fan

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Information

Patent Grant
D291487

References
Source

Patent Number
D291,487
Date Filed
Wednesday, June 19, 1985
39 years ago
Date Issued
Tuesday, August 18, 1987
37 years ago

Inventors
- Jacques Delmas
Original Assignees
- Etudes Techniques et Representations Industrielles ETRI
Examiners
- Burke; Wallace R.
- Vinson; Brian N.
Agents
- Young & Thompson

US Classifications
- D23 - Environmental heating and cooling
Field of Search
- US
- D23 139
- D23 155
- D23 158
- D23 161-163
- 098 4018
- 098 4019
- 098 4201
- 098 4202
- 098 4207
- 098 4213
- 098 4223
- 098 941
- 415 72-73
- 415 12 G
- 415 203
- 415 206
- 415 219 A
- 415 219 R
- 415 219 B
- 415 219 C
- 417 410
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for an industrial fan, as shown and described.

Priority Claims (1)

Number	Date	Country	Kind
850434	Feb 1985	FRX

US Referenced Citations (2)

Number	Name	Date	Kind
D34883	Keiper	Jul 1901
D239939	Whitbread	May 1976

Non-Patent Literature Citations (1)

Entry
Grainger's Catalogue, Spring 1974, p. 536, High-Pressure Direct-Drive Blower.