GR21772B -
CONVERSION OF PHOTOGRAPHS OF LITHOGRAPHS OF ALL TYPES OF DEPTH AND GRAPHICS IN LIGHT BY APPLICATION ON THESE CRYSTALS OR PLASTIC CLOSES.
- Google Patents
CONVERSION OF PHOTOGRAPHS OF LITHOGRAPHS OF ALL TYPES OF DEPTH AND GRAPHICS IN LIGHT BY APPLICATION ON THESE CRYSTALS OR PLASTIC CLOSES.
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Application filed by Ευθυμιος ΦερεκιδηςfiledCriticalΕυθυμιος Φερεκιδης
Priority to GR610121772ApriorityCriticalpatent/GR21772B/en
Publication of GR21772BpublicationCriticalpatent/GR21772B/en
GR610121772A1961-03-281961-03-28
CONVERSION OF PHOTOGRAPHS OF LITHOGRAPHS OF ALL TYPES OF DEPTH AND GRAPHICS IN LIGHT BY APPLICATION ON THESE CRYSTALS OR PLASTIC CLOSES.
GR21772B
(en)