Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Fitting
Design Patent
2010-10-12
2011-10-18
Nelson, T. Chase (Department: 2914)
Environmental heating and cooling; fluid handling and sanitary e
Fluid handling or treatment equipment
Fitting
Design Patent
active
D0647182
CLAIM:
The ornamental design for a clean out cover unit, as shown and described.
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patent: 2008/0271411 (2008-11-01), Ledvina
Gonzalez Marina
Gonzalez William
Goodman Eric
Martin Paul R.
Nelson T. Chase
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