| |
 |
K & J Electronics, Inc. Patents |
|
Assignee: K & J Electronics, Inc.
Address: Buchun, KR
No. of patents: 2
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 5637840 |
Miniaturized high power speaker |
June 10, 1997 |
| A thin, compact, high power speaker for producing high volume sound alarm signals and for reproducing voice messages, and which may be installed in a limited space. The speaker of the invention includes a housing, a transducer mounted in the housing for generating sound signals, a high |
| 5544536 |
Mounting adapter for magnetic reed switch |
August 13, 1996 |
| An adapter for mounting a cylindrical shell containing a magnetic reed switch and an elongated permanent magnet in respective holes in a metal door and metal door frame. The purpose of the adapter is to enable the same reed switch and actuating magnet to be used for installation on a |
|
|
|
