Extension ringing console apparatus for telephone sets

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Information

Patent Grant
D328300

References
Source

Patent Number
D328,300
Date Filed
Friday, October 26, 1990
33 years ago
Date Issued
Tuesday, July 28, 1992
32 years ago

Inventors
- Akiyoshi Hattori
- Masanori Suzuki
Original Assignees
- Nitsuko Corporation
Examiners
- Fay, Jr.; Horace B.
Agents
- Leydig, Voit & Mayer

US Classifications
- D14 - Recording, communication, or information retrieval equipment
Field of Search
- US
- D14 240
- D14 241
- D14 151
- 379 440
- 379 428
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for an extension ringing console apparatus for telephone sets, as shown and described.

Priority Claims (1)

Number	Date	Country	Kind
2-17336	May 1990	JPX

US Referenced Citations (11)

Number	Name	Date	Kind
D212230	Kamp	Jul 1968
D232563	Manchese	Aug 1974
D266086	Fuggia et al.	Jul 1982
D267173	Geongopulos	Dec 1982
D271763	Brown et al.	Dec 1983
D272439	Gibson	Jan 1984
D277477	Fuggia et al.	Feb 1985
D282745	Brown	Feb 1986
D294499	Yamagishi	Mar 1988
D300028	To	Feb 1989
D307588	Barker et al.	May 1990