FIELD: locking equipment. SUBSTANCE: essence of invention lies in that switching on of locking device occurs only when code recorded in storage and code of "key" formed in optical former of codes coincide. Optical former of codes is manufactured in the form of light guide from irregular fiber-optical bundle. EFFECT: simplified design, improved reliability. 4 dwg
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Authors
Dates
1995-04-30—Published
1993-03-25—Filed