Intrusion detector

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Information

Patent Grant
D245677

References
Source

Patent Number
D245,677
Date Filed
Thursday, March 25, 1976
48 years ago
Date Issued
Tuesday, September 6, 1977
47 years ago

Inventors
- Kenneth R. Hackett
Original Assignees
- Sontrix Division of Pittway Corporation
Examiners
- Mercer; Susie J.
Agents
- Wymore; Max L.

US Classifications
- D10 - Measuring, testing, or signalling instruments
Field of Search
- US
- D10 106
- D10 116
- 340 227 R
- 340 2271
- 340 228 R
- 340 2281
- 340 237 R
- 340 237 S
- 340 258 R
- 340 258 A
- 340 258 B
- 340 273
- 340 276
International Classifications
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for an intrusion detector, as shown.

US Referenced Citations (2)

Number	Name	Date	Kind
D205021	Cuomo	Jun 1966
D226508	Gilson	Mar 1973

Non-Patent Literature Citations (1)

Entry
Delta Products Inc., rec'd. May 10, 1973, p. 2, Shoplifting Audible Alarm (left).