Pipeline cleaner

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Information

Patent Grant
D315621

References
Source

Patent Number
D315,621
Date Filed
Monday, February 2, 1987
38 years ago
Date Issued
Tuesday, March 19, 1991
34 years ago

Inventors
- James M. Berry
- Dwane O. Laymon
Original Assignees
- ENDURO PIPELINE SERVICE, INC
Examiners
- Word; A. Hugo
- McInroy; Ruth
Agents
- Dorman; William S.

US Classifications
- D32 - Washing, cleaning, or drying machine
Field of Search
- US
- D32 14
- 033 544
- 134 168 C
- 015 10431
- 015 10432
- 015 10433
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a pipeline cleaner, as shown and described.

US Referenced Citations (4)

Number	Name	Date	Kind
D289575	Schneider	Apr 1987
2332984	Brackeeen	Oct 1943
2786218	Yousem	Mar 1957
4358861	Said	Nov 1982