Security fence system

Details Security fence system Security fence system

1987-05-07

1989-05-09

Swann, III, Glen R.

Communications: electrical

Condition responsive indicating system

Specific condition

340555, G08B 1300

Patent

active

048292869

ABSTRACT:
A taut wire protective fence system, including a plurality of taut wires and a sensor, the sensor including apparatus for bending of an optical fiber in response to displacement of a taut wire, thereby producing sensible attenuation of light passing through the optical fiber.

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