Machine readable document and method for forming same

Printed matter – Envelope

Patent

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Details

283 58, 283 70, 283904, B42D 1500

Patent

active

052442357

ABSTRACT:
An article is disclosed for displaying a machine readable character having a predetermined location for receiving a manually marked character and an indicia which is not machine readable formed at the predetermined location. The indicia is formed in a guide pattern capable of being selectively traced manually with a machine recognizable marking material in a plurality of differing traced conformations over respectively differing portions of the guide pattern for selectively producing a corresponding plurality of differing machine readable characters. The guide pattern of the indicia may be arranged for selective formation of the traced conformations in the form of differing numerals or letters.

REFERENCES:
patent: 3671059 (1972-06-01), Zeller
patent: 3980323 (1976-09-01), Boyreau
patent: 4358017 (1982-11-01), Erikson
patent: 4582345 (1986-04-01), Kehoe
patent: 4588211 (1986-05-01), Greene
patent: 4593936 (1986-06-01), Opel
patent: 4793810 (1988-12-01), Beasley, Jr.

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