USD468287SExpiredUtility
Central unit for conference and public address systems
Assignee: KONINKL PHILIPS ELECTRONICS NVPriority: Mar 14, 2001Filed: Sep 14, 2001Granted: Jan 7, 2003
Est. expiryMar 14, 2021(expired)· nominal 20-yr term from priority
Inventors:Michiel Cornelissen
47
PatentIndex Score
7
Cited by
2
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a central unit for conference and public address systems, as shown.
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