|
US5299227A
|
|
Individual beacon identification system
|
|
US4843565A
|
|
Range determination method and apparatus
|
|
US4783830A
|
|
Pattern recognizing content addressable memory system
|
|
US4816849A
|
|
Dual lens security camera
|
|
CA1292382C
|
|
Side load surveillance camera
|
|
US4721970A
|
|
End of film detection device
|
|
US4687170A
|
|
Camera mounting bracket
|
|
IT8148045D0
|
|
Automatic camera for security surveillance
|
|
US4315680A
|
|
Automatic camera
|
|
US4316655A
|
|
Adjustable automatic surveillance camera
|
|
US4222648A
|
|
Film advance control mechanism
|
|
US4216589A
|
|
Sighting device for surveillance camera
|
|
US4222650A
|
|
Automatic camera
|
|
US4074271A
|
|
Adjustable antenna holding device
|
|
US4001817A
|
|
Ultrasonic rodent control device and method
|
|
US3204478A
|
|
Clutch actuator
|
|
US3103983A
|
|
Friction error correcting device
|
|
US3058537A
|
|
Motion detector
|
|
US3101439A
|
|
Control circuits for static inverters
|
|
US3168692A
|
|
Static inverter
|
