Patent
   D271436
Priority
Jun 26 1981
Filed
Jun 26 1981
Issued
Nov 15 1983
Expiry
Nov 15 1997
Assg.orig
Entity
unknown
12
5
n/a
The ornamental design for sewer cleaning machine, as shown and described.

FIG. 1 is a view in perspective of a sewer cleaning machine embodying our design.

FIG. 2 is a top plan view thereof.

FIG. 3 is a bottom plan view thereof.

FIG. 4 is a view in right side elevation, the view in left side elevation being a mirror image thereof except for the switch protrusion.

FIG. 5 is a view in front elevation thereof.

FIG. 6 is a view in rear elevation thereof.

FIGS. 2-6 are shown at an enlarged scale for clarity of disclosure.

Babb, Larry F., Noveske, Walter J., Pulos, Arthur J., Sweeney, Paul B.

Patent Priority Assignee Title
10239100, Dec 09 2015 Milwaukee Electric Tool Corporation Drain cleaner
11103902, Dec 09 2015 Milwaukee Electric Tool Corporation Drain cleaner
11603654, May 15 2019 Milwaukee Electric Tool Corporation Drain cleaning device
11684957, Dec 09 2015 Milwaukee Electric Tool Corporation Drain cleaner
6412136, Jul 16 1998 Emerson Electric Co. Drain cleaning apparatus
7676879, Jul 22 2003 Battery-powered sewer and drain cleaner
9884353, Dec 09 2015 Milwaukee Electric Tool Corporation Drain cleaner
9975154, Dec 09 2015 Milwaukee Electric Tool Corporation Drain cleaner
D312900, Mar 11 1988 National Manufacturing & Supply Corporation Portable rotating drain cleaner
D570558, Aug 10 2004 Emerson Electric Co. Drain cleaner
D966635, Jun 04 2020 Pipe cleaning machine
D983470, May 23 2019 Ridge Tool Company Cable housing
Patent Priority Assignee Title
3958293, Aug 26 1974 Augerscope, Inc. Pipe cleaning machine
4071920, Feb 04 1976 COOPER INDUSTRIES, INC , A CORP OF DE Sweeper
4364139, May 07 1981 EMERSON ELECTRIC CO , A CORP OF MO Drum type sewer cleaner
198833,
DE2416310,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jun 26 1981Emerson Electric Co.(assignment on the face of the patent)
Aug 12 1981PULOS, ARTHUR J Emerson Electric CoASSIGNMENT OF ASSIGNORS INTEREST 0040430414 pdf
Aug 12 1981SWEENEY, PAUL B Emerson Electric CoASSIGNMENT OF ASSIGNORS INTEREST 0040430414 pdf
Aug 17 1981NOVESKE, WALTER J Emerson Electric CoASSIGNMENT OF ASSIGNORS INTEREST 0040430414 pdf
Aug 18 1981BABB, LARRY F Emerson Electric CoASSIGNMENT OF ASSIGNORS INTEREST 0040430414 pdf
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