USD482018SExpiredUtility
Radio-frequency receiver beeper unit
Est. expiryApr 28, 2023(expired)· nominal 20-yr term from priority
Inventors:Tristan M. Christianson
65
PatentIndex Score
13
Cited by
9
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a radio-frequency receiver beeper unit, as shown and described.
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