Japanese Copier Companies & WWII
Before Ricoh was Ricoh, it was known as Riken Kankoshi Co., Ltd. was formed to produce positive sensitive paper, used to develop film. Riken also developed computer-designed lenses originated during World War II.
Before Canon was Canon, it was known as Precision Optical Industry., LTD, not much here for them, all I could get was go here for rest of article
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