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JRJ Holdings, LLC
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Washington, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Packaged wastewater treatment unit
Patent number
7,077,959
Issue date
Jul 18, 2006
JRJ Holding LLC
Richard J. Petrone
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Packaged wastewater treatment unit
Patent number
6,949,191
Issue date
Sep 27, 2005
JRJ Holdings, LLC
Richard J. Petrone
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Flow-through media
Patent number
6,852,227
Issue date
Feb 8, 2005
JRJ Holdings, LLC
Richard J. Petrone
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Patents Applications
last 30 patents
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last 30 trademarks