|
Match
|
Document |
Document Title |
|
|
7557727 |
Alert apparatus for use with fasteners
To provide alert apparatus for use with fastener equipment, fasteners, wearable and portable items (for example, clothing and bags) including fasteners. The alert apparatus having a signal source...
|
|
|
7414539 |
Simple alarm device
A simple crime prevention alarm device for the windows of dwelling houses or the like. The alarm device can be simply and easily attached to and placed on various kinds of objects, such as windows...
|
|
|
5293990 |
Box protection apparatus
A new and improved box protection apparatus includes a plurality of flexible straps for encompassing the box under tension, and a guide for receiving the straps and for orienting the straps with...
|
|
|
4941424 |
Door alarm
A sonic alarm device is provided for signalling the opening of a door which is hingedly mounted adjacent the edge on a door frame for swinging movement about an upright hinge axis into and out of a...
|
|
|
4686792 |
Combination storm window and security system
A combination storm window and security system that fits into the window frame openings of a house. The window frame is normally formed of aluminum material and it has a stationary window panel and...
|
|
|
4359646 |
Intrusion detecting switch
An intrusion detecting switch is disclosed having an operator and a sensing device for sensing the detection of intrusions and to a protected area. The operator may be a magnet and the sensing...
|
|
|
4062314 |
Magnetically operated warning device
A signaling device for use with a closure which is movably mounted within a frame having a housing, and a vibratile member mounted on the housing. A striker pin is mounted on the housing. A biasing...
|
|
|
3957012 |
Anti-burglary sound emitting device
An anti-burglary sound emitting device in which a pressurized fluid is discharged to audibly oscillate a diaphram to create a warning signal when an intruder opens a window or door to enter an area...
|
|
|
3926140 |
Actuating device for a closure alarm mechanism
In combination with a closure member, such as a door, an actuating device for activating an alarm mechanism to provide an indication of unauthorized entry. The activating device includes a slider...
|
|
|
3516036 |
MAGNETIC SHUNT SWITCHES AND THE LIKE
|
|
|
2870281 |
Burglar alarm
|
|
|
0267503 |
Title is not available
|
|
|
0929590 |
Title is not available
|