Clean air work station

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Information

Patent Grant
D287621

References
Source

Patent Number
D287,621
Date Filed
Thursday, April 12, 1984
40 years ago
Date Issued
Tuesday, January 6, 1987
38 years ago

Inventors
- William R. Shields
Original Assignees
- Environmental Air Control Company, Incorporated
Examiners
- Kemper; Catherine E.
Agents
- Dowell & Dowell

US Classifications
- D24 - Medical and laboratory equipment
Field of Search
- US
- D24 11
- 098 1153
- 055 385 A
- 055 418
- 055 473
- 055 274
- D23 139
- D23 151
- D23 141
- D23 149
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a clean air work station, as shown and described.

US Referenced Citations (18)

Number	Name	Date	Kind
D201678	Hill	Jul 1965
D206001	Wolfe	Oct 1966
D221846	Dexter	Sep 1971
D221847	Dexter	Sep 1971
D224737	Diccianni	Sep 1972
1934808	Liptay	Nov 1933
3273323	Whitfield	Sep 1966
3284148	Ramniceanu	Nov 1966
3340788	Landingham	Sep 1967
3425335	Black	Feb 1969
3726206	Worick, Jr.	Apr 1973
3728866	Layton	Apr 1973
3811250	Fowler, Jr.	May 1974
3895570	Eagleson, Jr.	Jul 1975
3897721	Fuhst	Aug 1975
4249463	Hornby	Feb 1981
4267769	Davis et al.	May 1981
4534281	Parks et al.	Aug 1985

Non-Patent Literature Citations (1)

Entry
Brochure, "To An Already Strong Product Group EACI Adds the `W-Line`" EACI.