USD312414SExpiredUtility
Speaking clock
Est. expiryFeb 25, 2007(expired)· nominal 20-yr term from priority
Inventors:Mitsuo Wada
50
PatentIndex Score
5
Cited by
0
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a speaking clock, as shown and described.
Cited by (0)
No later patents cite this yet.
References (0)
No backward citations on record.