USD289306SExpiredUtility

Trackball

Assignee: WICO DISTRIB COMPANY L PPriority: Nov 16, 1984Filed: Nov 16, 1984Granted: Apr 14, 1987

Est. expiryNov 16, 2004(expired)· nominal 20-yr term from priority

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Claims

exact text as granted — not AI-modified

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

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