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Chris Oelhafen
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Carpenterville, IL, US
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Patents Grants
last 30 patents
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Patent Grant
Movable sinks parts washer
Patent number
8,016,946
Issue date
Sep 13, 2011
Safety-Kleen Systems, Inc.
Brian E. Porter
B08 - CLEANING
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Patent Grant
Movable sink parts washer
Patent number
7,875,127
Issue date
Jan 25, 2011
Safety-Kleen Systems, Inc.
Brian E. Porter
B08 - CLEANING
Patents Applications
last 30 patents
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Patent Application
MOVABLE SINKS PARTS WASHER
Publication number
20110023279
Publication date
Feb 3, 2011
SAFETY-KLEEN SYSTEMS, INC.
Brian E. Porter
B08 - CLEANING
Information
Patent Application
MOVABLE SINK PARTS WASHER
Publication number
20080314417
Publication date
Dec 25, 2008
SAFETY-KLEEN SYSTEMS, INC.
Brian E. Porter
B08 - CLEANING