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UHER ENGINEERING CO Ltd
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UHER ENGINEERING CO Ltd
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Publication of GB362889ApublicationCriticalpatent/GB362889A/en
Procedimento e dispositivo per la misura automatica della densita di colore di un inchiostro da stampa applicato su un nastro in marcia in particolare nel rotocalco in policromia
Material und Verfahren zur Herstellung von photographischen Aufnabmen und Abzuegen mit leicht uebertragbarer, unverstaerkter und ungehaerteter lichtempfindlicher Schicht