Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Columbia Ribbon and Carbon Manufacturing Co Inc
Original Assignee
Columbia Ribbon and Carbon Manufacturing Co Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Columbia Ribbon and Carbon Manufacturing Co IncfiledCriticalColumbia Ribbon and Carbon Manufacturing Co Inc
Application grantedgrantedCritical
Publication of FR71684EpublicationCriticalpatent/FR71684E/fr
B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
B41M5/00—Duplicating or marking methods; Sheet materials for use therein
B41M5/10—Duplicating or marking methods; Sheet materials for use therein by using carbon paper or the like
FR71684D1957-05-031957-05-03Composition d'encre pour l'obtention de copies multiples et produits en résultant tels que papier carbone
ExpiredFR71684E
(fr)
Procédé pour fabriquer des articles plats, en matières fibreuses, raidis, dotés d'une haute résistance à l'humidité et de stabilité dimensionnelle, et pouvant recevoir des impressions comme le papier