USD500748SExpiredUtility

Main unit and recording unit of entrance television phone system

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Assignee: MATSUSHITA ELECTRIC INDUSTRIAL CO LTDPriority: Dec 30, 2003Filed: Dec 30, 2003Granted: Jan 11, 2005
Est. expiryDec 30, 2023(expired)· nominal 20-yr term from priority
Inventors:Tamotsu SendaKouji Yukikado
51
PatentIndex Score
7
Cited by
24
References
1
Claims

Claims

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

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