Communications: electrical – Continuously variable indicating – With meter reading
Patent
1985-07-11
1987-06-23
Yusko, Donald J.
Communications: electrical
Continuously variable indicating
With meter reading
235380, 235487, 283 72, 283 58, H04Q 900, G06K 500
Patent
active
046756698
ABSTRACT:
A system of issuing secure docments involving stages that may be substantially distinct both in time and space. A raw document is selected possessing a uniqueness characteristic which is sensed and coded on the document. Subsequently, the document is completed as with an individual designation of value, by providing a bar code in the area of the uniqueness characteristic which is related to an Arabic numeral designation. Apparatus processes such documents for creation and verification based on selective testing of the uniqueness characteristic and the designations.
REFERENCES:
patent: 2285806 (1942-06-01), Close
patent: 4423415 (1983-12-01), Goldman
patent: 4450348 (1984-05-01), Stockburger et al.
patent: 4476468 (1984-10-01), Goldman
patent: 4546352 (1985-10-01), Goldman
Light Signatures, Inc.
Yusko Donald J.
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