Compact oxygen concentrator

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Information

Patent Grant
D261676

References
Source

Patent Number
D261,676
Date Filed
Monday, May 14, 1979
45 years ago
Date Issued
Tuesday, November 3, 1981
43 years ago

Inventors
- Norman R. McCombs
Original Assignees
- Greene & Kellogg, Incorporated
Examiners
- Tung; T.
Agents
- Kovensky; W.
- McDowell; W. W.

US Classifications
- D24 - Medical and laboratory equipment
Field of Search
- US
- D24 8
- D29 7
- D29 8
- 128 419 N
- 055 75
- 055 387
- 055 389
International Classifications
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a compact oxygen concentrator, as shown and described.

US Referenced Citations (7)

Number	Name	Date	Kind
D195390	Tyler	Jun 1963
D208078	Hegemann	Jul 1967
D222956	Sato	Feb 1972
D226145	Sato	Jan 1973
3804942	Kato et al.	Apr 1974
3950155	Komiyama	Apr 1976
3976050	Glasser et al.	Aug 1976