USD369619SExpiredUtility
Elapsed time teaching aid
Est. expiryMar 3, 2015(expired)· nominal 20-yr term from priority
Inventors:Janice L. Rogers
83
PatentIndex Score
28
Cited by
11
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for an elapsed time teaching aid, as shown and described.
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