Intercom speaker and receiver

Follow

Information

Patent Grant
D269780

References
Source

Patent Number
D269,780
Date Filed
Thursday, September 27, 1979
44 years ago
Date Issued
Tuesday, July 19, 1983
40 years ago

Inventors
- Peter J. Doodson
Original Assignees
- Philips Company
Examiners
- Ansher; Bernard
Agents
- Briody; Thomas A.
- Streeter; William J.
- Schneider; Rolf E.

US Classifications
- D14 - Recording, communication, or information retrieval equipment
Field of Search
- US
- D14 57
- D14 58
- D14 92
- 340 365 R
- 361 394
- 179 100 L
- 179 100 D
- 179 100 R
- 179 178
- 179 179
- 179 84
International Classifications
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for an intercom speaker and receiver, as shown.

Priority Claims (1)

Number	Date	Country	Kind
989299	Apr 1979	GBX

US Referenced Citations (4)

Number	Name	Date	Kind
D199677	Mattingly	Dec 1964
D243536	Van de Poel	Mar 1977
D244469	Buchin	May 1977
D255032	Maddock	May 1980