Telephone network interface apparatus

Follow

Information

Patent Grant
D312820

References
Source

Patent Number
D312,820
Date Filed
Friday, March 4, 1988
37 years ago
Date Issued
Tuesday, December 11, 1990
35 years ago

Inventors
- Thomas J. Collins
- Anthony L. Nieves
Original Assignees
- Keptel, Inc.
Examiners
- Fay, Jr.; Horace B.
Agents
- Rhodes, Jr.; R. Gale

US Classifications
- D14 - Recording, communication, or information retrieval equipment
Field of Search
- US
- D14 240
- D14 256
- 379 437
- 379 412
- 379 399
- D13 40
- D13 41
- 439 133
- 439 142
- 439 144
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a telephone network interface apparatus, as shown and described.

US Referenced Citations (5)

Number	Name	Date	Kind
D274721	Smith	Jul 1984
D282654	Perry et al.	Feb 1986
D300923	Collins et al.	May 1989
4749359	White	Jun 1988
4800588	Poster, Jr.	Jan 1989

Non-Patent Literature Citations (1)

Entry
Keptel, SNl-2900, Network Interface System in an Ad Flyer, 2 Pages, .COPYRGT.1987, Keptel Inc.