Main unit of entrance television phone system

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Video

Design Patent

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Details

CD14S129000, CD14S142000, CD14S159000

Design Patent

active

D0502156

CLAIM:
The ornamental design for a main unit of entrance television phone system, as shown and described.

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Web site page of Matsushita Electric Works for Entrance TV system <WQC444W>.
Catalog published by AIRPHONE for Entrance TV system <MTD>.

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