Electronic intercommunication unit

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Information

Patent Grant
D285681

References
Source

Patent Number
D285,681
Date Filed
Friday, April 29, 1983
41 years ago
Date Issued
Tuesday, September 16, 1986
38 years ago

Inventors
- Suemitsu Nakashima
Original Assignees
- Nippon Tsushin Kogyo Kabushiki Kaisha
Examiners
- Burke; Wallace R.
- Fay; Horace B.
Agents
- Burns, Doane, Swecker & Mathis

US Classifications
- D14 - Recording, communication, or information retrieval equipment
Field of Search
- US
- D14 52
- D14 57
- D14 58
- D14 60
- D14 13
- D14 30
- D14 33
- D14 38
- D14 92
- 179 100 L
- 179 179
- 179 81 B
- 179 37
- 179 38
- 179 39
- 179 40
- Term of Grant
  14Years

Information

Abstract

Description

Claims

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

Priority Claims (1)

Number	Date	Country	Kind
58-4675	Feb 1983	JPX

US Referenced Citations (10)

Number	Name	Date	Kind
D184548	Waltman	Mar 1959
D199677	Mattingly	Jan 1964
D202707	Kloss	Nov 1965
D210026	Kahn	Jan 1968
D211092	Kahn	May 1968
D243536	van de Poel	Mar 1977
D259422	Taylor	Jun 1981
D269432	Kowalik et al.	Jun 1983
D269780	Doodson	Jul 1983
D271694	Nomura	Dec 1983

Foreign Referenced Citations (1)

Number	Date	Country
2305488	Aug 1974	DEX

Non-Patent Literature Citations (2)

Entry
Lafayette 1977 Catalog, p. 64, Model 46617, 2 Way Electron. Intercom., p. 66; Model TS-10 Automatic Elect. Tel, Answer, & Recording Instrument.
Telesis Fall 1973, vol. 3, No. 3; Article re Loudspeaking Phones; at p. 83, Fig. 4, New Companion Phone Set.