USD616155SActiveUtility

Protective plate for a welding filter in a welding helmet

Assignee: 3M INNOVATIVE PROPERTIES COPriority: Nov 15, 2007Filed: Apr 15, 2009Granted: May 18, 2010

Est. expiryNov 15, 2027(~1.3 yrs left)· nominal 20-yr term from priority

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exact text as granted — not AI-modified

The ornamental design for a protective plate for a welding filter in a welding helmet, as shown and described.

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