USD303876SExpiredUtility

Combined electric periodontal brush and mounting bracket

Assignee: DENTAL RES CORPORATIONPriority: Feb 6, 1986Filed: Feb 6, 1986Granted: Oct 10, 1989

Est. expiryFeb 6, 2006(expired)· nominal 20-yr term from priority

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exact text as granted — not AI-modified

The ornamental design for a periodontal brush and mounting bracket, as shown and described.

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