Registers – Records – Templates and guides
Patent
1988-12-02
1990-01-30
Pitts, Harold I.
Registers
Records
Templates and guides
235494, G06K 2106
Patent
active
048975354
ABSTRACT:
A coupon checker with grid pattern. Plural openings receive the coupon for alignment.
REFERENCES:
patent: 4149670 (1979-04-01), Axelrod
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