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Brother

CalComp

Canon

Citizen

Compaq

Digital Equipment Corp.

Eltron

Encad

Epson

Fujitsu

GCC Technologies

Hewlett Packard

IBM

LaserMaster

Lexmark

Minolta

NEC

Okidata

Olivetti Lexikon

Panasonic

Ricoh

Sharp Electronics

Tektronix

Texas Instruments

Xerox

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