USD401878SExpiredUtility
Flashing warning signal
Est. expiryAug 14, 2017(expired)· nominal 20-yr term from priority
Inventors:Walter Evanyk
35
PatentIndex Score
4
Cited by
5
References
1
Claims
Claims
exact text as granted — not AI-modifiedI claim the ornamental design for a flashing warning signal, as shown and described.
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