USD298420SExpiredUtility

Sand timer

51
Assignee: LIN ANDERSONPriority: Mar 13, 1986Filed: Mar 13, 1986Granted: Nov 8, 1988
Est. expiryMar 13, 2006(expired)· nominal 20-yr term from priority
Inventors:Anderson Lin
51
PatentIndex Score
6
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for sand timer, as shown and described.

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