Portable bulk storage tank

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Information

Patent Grant
D320255

References
Source

Patent Number
D320,255
Date Filed
Friday, March 31, 1989
35 years ago
Date Issued
Tuesday, September 24, 1991
33 years ago

Inventors
- David L. Waltke
- Larry D. Thomas
Original Assignees
- HOOVER GROUP, INC
Examiners
- Lucas; Susan J.
- Tung; M. H.
Agents
- Harness, Dickey & Pierce

US Classifications
- D23 - Environmental heating and cooling
Field of Search
- US
- D23 200
- D23 202-206
- D34 28
- D34 39
- 215 1 R
- 215 1 C
- 220 15
- 220 412
- 220 DIG 12-14
- D12 14
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for portable bulk storage tank, as shown and described.

US Referenced Citations (7)

Number	Name	Date	Kind
D211858	Wadzita	Aug 1968
D213079	Detangel	Dec 1968
D216590	Coleman	Feb 1970
D275031	Moyse	Aug 1984
D298450	Thomas et al.	Nov 1988
3406855	McKechnie	Oct 1968
3828965	Yarbrough	Aug 1974