Interphone

Details Interphone Interphone

2003-01-02

2004-06-15

Bondade, Nanda (Department: 2912)

Recording, communication, or information retrieval equipment

Video or audio transmission, recording or playback equipment

Intercom

Design Patent

active

D0491551

CLAIM:
The ornamental design for an interphone, as shown and described.

REFERENCES:
patent: D283130 (1986-03-01), Boenning
patent: 4809320 (1989-02-01), Hawkins et al.
patent: D313592 (1991-01-01), Morooka
patent: D321686 (1991-11-01), Plozner
patent: D466491 (2002-12-01), Matsui et al.
patent: D466882 (2002-12-01), Matsui et al.
patent: 749954 (1988-08-01), None
patent: 1012221 (1998-03-01), None
Aiphone Kommunikations-Systeme 2002, Extract from Catalogue, pp. 30-31.

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