Converting a video signal into a two-level signal

Cooler control for a solid-state imager camera

Copier

Copier having a security function

Copier which rotates an image based on the recognition of an ext

Copier with image transfer region determination and selective sa

Copier/printer operating with interrupts

Copiers

Copy cassette supplying apparatus

Copy guard processing detecting apparatus

Copy machine for a motor vehicle

Copy machine managing system and facsimile machine used therein

Copy magnification change apparatus in magnetic copying machine

Copy-proof recording medium and device for adding copy-proof int

Copying and engraving apparatus

Copying apparatus

Copying apparatus

Copying apparatus capable of designating image areas

Copying apparatus comprising interconnectable copying machines

Copying apparatus having determination unit for special original