Sewer cleanout apparatus

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Information

Patent Grant
D298071

References
Source

Patent Number
D298,071
Date Filed
Friday, September 13, 1985
39 years ago
Date Issued
Tuesday, October 11, 1988
36 years ago

Inventors
- Lawrence F. Irwin
Original Assignees
- AUGERSCOPE, INC., A CORP OF CA
Examiners
- Burke; Wallace R.
- Takemoto; Ruth
Agents
- Brunton; James E.

US Classifications
- D32 - Washing, cleaning, or drying machine
Field of Search
- US
- D32 1
- D32 14
- 015 10405
- 015 10409
- 015 10431
- 015 10432
- 015 10433
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for sewer cleanout apparatus, as shown.

US Referenced Citations (7)

Number	Name	Date	Kind
D189840	Hunt	Mar 1961
D232377	Peterson et al.	Aug 1974
2466493	Sketchley	Apr 1949
2730740	O'Brien	Jan 1956
3958293	Irwin	May 1976
4580306	Irwin	Apr 1986
4611360	Irwin	Sep 1986

Non-Patent Literature Citations (1)

Entry
Domestic Engineering, Jan. 1983, no page number, "Marco Powerfeed 80 Automatic Feed".