Communications: electrical – Continuously variable indicating – With meter reading
Patent
1983-04-01
1985-07-30
Yusko, Donald J.
Communications: electrical
Continuously variable indicating
With meter reading
382 4, H04Q 900, G06K 900, G06K 974
Patent
active
045325081
ABSTRACT:
A method and apparatus for storing, in scrambled form, information relating to the personal features of a person. This information can be stored on a portable storage medium which can be carried by the person and used to gain access to a secured area by on-site decoding and verification of the stored information.
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patent: 4414684 (1983-11-01), Blonder
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"Titus-Device", IEEE Transactions on Computers, vol. C24, No. 4, Apr. 1975, p. 393.
Moran John F.
Siemens Corporate Research & Support, Inc.
Yusko Donald J.
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