USD292979SExpiredUtility

Automatic semiconductor wafer tester

Assignee: PROMETRIX CORPPriority: Apr 26, 1985Filed: Apr 26, 1985Granted: Dec 1, 1987

Est. expiryApr 26, 2005(expired)· nominal 20-yr term from priority

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exact text as granted — not AI-modified

The ornamental design for an automatic semiconductor wafer tester, as shown.

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