USD342685SExpiredUtility

Trigonometric function overlay

57
Individually held — no corporate assignee on recordPriority: Jun 11, 1992Filed: Jun 11, 1992Granted: Dec 28, 1993
Est. expiryJun 11, 2012(expired)· nominal 20-yr term from priority
Inventors:William T. Stokes
57
PatentIndex Score
9
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a trigonometric function overlay, as shown and described.

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