USD492211SExpiredUtility

Display testing device

Assignee: DU PONTPriority: May 16, 2003Filed: Jul 2, 2003Granted: Jun 29, 2004

Est. expiryMay 16, 2023(expired)· nominal 20-yr term from priority

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Claims

exact text as granted — not AI-modified

The ornamental design for a display testing device, as shown and described.

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