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.)
Expired
Application number
GB15142/37A
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.)
PUBLICATIONS PERIODIQUES IMPRI
Original Assignee
PUBLICATIONS PERIODIQUES IMPRI
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 PUBLICATIONS PERIODIQUES IMPRIfiledCriticalPUBLICATIONS PERIODIQUES IMPRI
Publication of GB501836ApublicationCriticalpatent/GB501836A/en
B41C—PROCESSES FOR THE MANUFACTURE OR REPRODUCTION OF PRINTING SURFACES
B41C1/00—Forme preparation
B41C1/02—Engraving; Heads therefor
Abstract
501,836. Printing- surfaces. SOC. ANON. DE PUBLICATIONS PERIODIQUES IMPRIMERIEE DESECSSES. May 31, 1937, No. 15142. Void. Convention date, May 30, 1936. Application for addition to 446,793. [Class 100 (ii)] An intaglio printing-block, plate or cylinder is provided " both with elements which reproduce a line engraving, with or without texture. and with elements which reproduce a heliogravure with a texture" and the line engraved portions are then deepened by one of the processes described in the parent Specification.
GB15142/37A1936-05-301937-05-31Improvements in or relating to processes for engraving metals
ExpiredGB501836A
(en)