USD666970SActiveUtility

Concentrator

Assignee: BLAKE JR ARTHUR JPriority: Dec 30, 2010Filed: Dec 30, 2010Granted: Sep 11, 2012

Est. expiryDec 30, 2030(~4.4 yrs left)· nominal 20-yr term from priority

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Claims

exact text as granted — not AI-modified

The ornamental design for a concentrator, as shown and described.

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