Underwater drainage device with dual collection chambers

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Information

Patent Grant
D245372

References
Source

Patent Number
D245,372
Date Filed
Wednesday, April 7, 1976
48 years ago
Date Issued
Tuesday, August 9, 1977
47 years ago

Inventors
- Leonard D. Kurtz
- Robert E. Bidwell
Original Assignees
- Deknatel, Inc.
Examiners
- Ansher; Bernard
Agents
- Larson; Roberts B.

US Classifications
- D24 - Medical and laboratory equipment
Field of Search
- US
- D83 1 U
- 128 275
- 128 276
- 128 278
- 128 2 F
- 128 DIG 24
International Classifications
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for an underwater drainage device with dual collection chambers, as shown and described.

US Referenced Citations (5)

Number	Name	Date	Kind
D222312	Kurtz et al.	Oct 1971
3363626	Bidwell et al.	Jan 1968
3363627	Bidwell et al.	Jan 1968
3853128	Kurtz et al.	Dec 1974
3861390	Schachet	Jan 1975

Non-Patent Literature Citations (1)

Entry
Pleur-evac, A-4000 Brochure, .COPYRGT. 1969, Krale Underwater-Seal Drainage Device.