USD279471S

USD279471S - Electronic intercommunication unit

Info

Publication number: USD279471S
Application number: US06/490,134
Authority: US
Inventors: Suemitsu Nakashima
Original assignee: Nippon Tsushin Kogyo KK
Current assignee: NIPPON TSUSHIN KOGYO KABUSHIKI KASHI; Nippon Tsushin Kogyo KK
Priority date: 1983-02-09
Filing date: 1983-04-29
Publication date: 1985-07-02
Anticipated expiration: 1999-07-02

Description

FIG. 1 is a front elevational view of an electronic intercommunication unit showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and

FIG. 7 is a front, top and side perspective view thereof.

The door-phone box of the present design may be used as installed, for example, on a wall at a building entrance or the like in combination with a multifunctional telephone set, so that a manual pressing of the operating button will produce at the telephone set a chime sound of a visitor's calling and a conversation may be made between the door-phone box in the exterior and the telephone set in the interior of a building.

Claims

The ornamental design for an intercommunication unit, substantially as shown and described.