USD500479SExpiredUtility

Main unit of entrance television phone system

84
Assignee: MATSUSHITA ELECTRIC INDUSTRIAL CO LTDPriority: Feb 20, 2004Filed: Feb 20, 2004Granted: Jan 4, 2005
Est. expiryFeb 20, 2024(expired)· nominal 20-yr term from priority
Inventors:Tamotsu SendaKouji Yukikado
84
PatentIndex Score
29
Cited by
22
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a main unit of entrance television phone system, as shown and described.

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