FR1068793A
(en )
1954-06-30
Advanced photographic product
FR1192131A
(en )
1959-10-23
Photographic material
CH311827A
(en )
1955-12-15
Photosensitive material made using diazo compounds.
NL172991B
(en )
DRYER FOR LEAF-SHAPED PHOTOGRAPHIC MATERIAL.
CH374282A
(en )
1963-12-31
Photosensitive material for diazotype
FR1086894A
(en )
1955-02-16
Photosensitive material for photomechanical reproduction
FR1103269A
(en )
1955-11-02
Photosensitive material for photomechanical reproduction
DK87041C
(en )
1959-03-16
Process for the preparation of a photosensitive diazotype material.
DK89257C
(en )
1960-07-04
Process for the preparation of isonicotinylhydrazine compounds.
FR1095092A
(en )
1955-05-26
Photosensitive materials for diazotyping
FR1096222A
(en )
1955-06-16
Photographic reproduction process
FR1083462A
(en )
1955-01-10
Photographic reproduction process
DK81890C
(en )
1956-09-24
Method of making photocopying materials.
CH348046A
(en )
1960-07-31
Photosensitive material for the diazotype
FR1105830A
(en )
1955-12-08
Photosensitive material for diazotyping
DK84910C
(en )
1958-01-27
Process for the preparation of a 7-monoester of a 3-acylthio-7-carboxyheptanoyl halide.
DK83755C
(en )
1957-10-28
Process for the preparation of a manganese-zinc ferrite.
DK97167C
(en )
1963-10-21
Process for the preparation of a supplementary feedstuff.
DK85053C
(en )
1958-02-17
Process for the preparation of a chymotrypsin-containing preparation.
FR1061347A
(en )
1954-04-12
Photographic lens
FR1098026A
(en )
1955-07-15
Photographic reproduction process
FR1079730A
(en )
1954-12-02
Screened photographic reproduction process
DK86921C
(en )
1959-02-23
Process for the preparation of a rescinnamisalt.
DK81915C
(en )
1957-01-21
Process for the preparation of equiline salts.
DK81010C
(en )
1956-05-22
Process for the preparation of a vitamin-active powder.