USD278055SExpiredUtility
Combined intercom and telephone key base
Est. expiryOct 2, 2001(expired)· nominal 20-yr term from priority
Inventors:Gyeorgy Vajdaffy
58
PatentIndex Score
9
Cited by
9
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a combined intercom and telephone key base, as shown and described.
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