FR601058A
(fr )
1926-02-22
Procédé de fabrication de clichés
GB246519A
(en )
1926-09-23
Improvements in and relating to the production of photographic gelatine reliefs
GB482230A
(en )
1938-03-25
A process for the manufacture of printing forms for intaglio printing with a doctor
GB452745A
(en )
1936-08-28
Improvements in or relating to the production of prints by dusting-on processes
GB226598A
(en )
1924-12-22
Improvements in and relating to the production of photomechanical printing surfaces
DE400953C
(de )
1924-08-21
Verfahren zur Herstellung von Lichtdruckformen auf Filmen
GB178884A
(en )
1922-04-18
Improvements in and relating to the production of stencils by photographic means
GB260625A
(en )
1927-09-22
Photo-mechanical intaglio printing
GB442473A
(en )
1936-02-10
Improved method of making master copies suitable for printing
US1234888A
(en )
1917-07-31
Photo-engraving method.
GB166801A
(en )
1921-07-28
A process for the production of deep printing moulds or forms provided with grids
GB238860A
(en )
1925-12-17
Improved method of making forms for intaglio printing
GB454998A
(en )
1936-10-12
Method for the production of the contours in the drawing to be transferred by photogravure upon the intaglio cylinders or plates
GB156692A
(en )
1922-07-07
An improved process for the production of negatives from opaque originals for photolithography
GB265998A
(en )
1927-12-29
Improvements relating to photomechanical monochrome and polychrome screen reproduction
GB264131A
(en )
1928-01-02
Improvements in and relating to the manufacture of intaglio formes, plates and cylinders
GB203025A
(en )
1923-08-27
Improved method of producing stereoscopic pictures
FR649758A
(fr )
1928-12-27
Procédé de fabrication de planches d'impression et de clichés de reproduction par la photographie par réflexion
GB146143A
(en )
1921-09-15
Improvements in and relating to photo-mechanical printing
GB203283A
(fr )
1923-09-06
GB756920A
(en )
1956-09-12
Improvements in or relating to the production of photo-mechanical printing plates
GB308376A
(en )
1930-06-23
Process for imitating the wood grain or the like
GB235152A
(en )
1926-02-25
Improvements in and relating to the production of printing plates or cylinders comprising both half tone and whole tone subjects
FR710530A
(fr )
1931-08-21
Procédé de fabrication des clichés d'impression typographique évitant la reproduction photographique ou autre de l'original
GB744954A
(en )
1956-02-15
Process for the production of printing plates or cylinders for photogravure printing