Photo flashlamp unit

Photo printing by intensity and velocity modulation

Photo recording assembly

Photo recording assembly

Photo-composing machine

Photo-composing machine

Photo-composing machine

Photo-composing machine control system

Photo-developing apparatus

Photo-deviometer

Photo-printing apparatus

Photo-processing device

Photocomposing machine

Photocomposition machine font source with overlapping discs

Photocopier light box characterized by small depth to width...

Photocopy work arranging systems

Photocopying apparatus and method

Photoelectric drafting apparatus

Photoelectric scanning device and copier equipped therewith

Photoelectric scanning device for a transparent object