Interphone

Details Interphone Interphone

2005-09-20

2005-09-20

Bondade, Nanda (Department: 2912)

Recording, communication, or information retrieval equipment

Video or audio transmission, recording or playback equipment

Intercom

Design Patent

active

D0509820

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

REFERENCES:
patent: D295404 (1988-04-01), Tokiyama
patent: 4809320 (1989-02-01), Hawkins et al.
patent: D313594 (1991-01-01), Morooka
patent: D321686 (1991-11-01), Plozner

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