DIAZO COPYING MATERIAL

PURPOSE:To prevent an image from being plagiarized or forged by forming either of character parts and other parts in dots to 120 lines per inch and the other part to 80 lines per inch. CONSTITUTION:Dot printing has two methods; (1) character parts of a latent image consist of dots of 80 lines per in...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	NISHIZAKI TOSHINAGA
Format:	Patent
Sprache:	eng
Schlagworte:	AUXILIARY PROCESSES IN PHOTOGRAPHY CINEMATOGRAPHY COLOUR PRINTING ELECTROGRAPHY HOLOGRAPHY LINING MACHINES PERFORMING OPERATIONS PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR,STEREO-PHOTOGRAPHIC PROCESSES PHOTOGRAPHY PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES PHYSICS PRINTING PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES STAMPS TRANSPORTING TYPEWRITERS
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Beschreibung
Zusammenfassung:	PURPOSE:To prevent an image from being plagiarized or forged by forming either of character parts and other parts in dots to 120 lines per inch and the other part to 80 lines per inch. CONSTITUTION:Dot printing has two methods; (1) character parts of a latent image consist of dots of 80 lines per inch and other parts of dots of >=120 lines per inch and (2) the character parts of the latent image consists of dots of >=120 lines per inch and other parts of dots of