Patent
   D347523
Priority
May 09 1991
Filed
May 09 1991
Issued
Jun 07 1994
Expiry
Jun 07 2008
Assg.orig
Entity
unknown
7
8
n/a
The ornamental design for a rotary copper pipe cleaner, as shown and described.

FIG. 1 is a perspective view of a rotary copper pipe cleaner embodying the design of the present invention;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is an end elevational view thereof;

FIG. 5 is the opposite end elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The bristles are partially shown for ease of illustration.

Villeneuve, Roger

Patent Priority Assignee Title
5829142, Aug 14 1996 Motorized tool having rotatably driven workpiece accessories
6497022, May 15 2001 Pipe end burnishing tool with floating surfaces technical field
6553601, Sep 21 1999 Pipe and cleaning device
D403473, Mar 05 1997 Inner/outer diameter pipe cleaning system
D521241, Feb 26 2004 Pipe and tube cleaning kit
D528891, May 09 2005 Hand tool for abrading oxides from copper electrical wires
D752001, Nov 06 2013 Cleaner for a male and female trailer electrical connector
Patent Priority Assignee Title
2287725,
3188674,
3290711,
4550466, May 14 1982 TAPROGGE GESELLSCHAFT MGH, A CORP OF GERMANY Cleaning elements for inside cleaning of the tubes of tube-type heat exchangers and method of manufacturing same
4573231, Apr 11 1983 Industrietechnik Kalenborn GmbH Pipe cleaning device
4920600, Aug 13 1987 REINHART S A Pipe cleaner
FR1214853,
FR569632,
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