AT104722B
(en )
1926-11-25
Process for the production of fertilizers.
AT132051B
(en )
1933-02-25
Process for the production of security paper.
AT104754B
(en )
1926-11-25
Process for the production of fire and water-resistant paper and fire and water-resistant cardboard.
CH203156A
(en )
1939-02-28
Process for the production of carbonless paper.
CH223553A
(en )
1942-09-30
Process for the production of security paper.
CH286127A
(en )
1952-10-15
Process for the production of gummed paper.
CH189156A
(en )
1937-05-01
Process for the production of security paper.
AT110918B
(en )
1928-10-25
Process for the production of unbleached paper, cardboard and the like like
CH141289A
(en )
1930-07-31
Process for the production of bituminous cardboard.
CH172084A
(en )
1934-09-30
Process for the production of water-repellent and waterproof paper and cardboard.
CH160178A
(en )
1933-02-28
Process for the production of security paper.
AT121541B
(en )
1931-02-25
Process for the production of cellulose derivatives.
AT106724B
(en )
1927-06-25
Process for the production of cellulose.
AT131926B
(en )
1933-02-25
Process for the production of refined paper or the like.
AT108139B
(en )
1927-11-25
Process for the production of oxyalkyl or hydroxyalkyl derivatives of cellulose.
AT126982B
(en )
1932-02-25
Process for the production of moisture-impermeable sheets and webs from regenerated cellulose.
AT132036B
(en )
1933-02-25
Process for the production of an adhesive paper.
AT102564B
(en )
1926-02-25
Process for the production of metal paper in web or roll form.
AT121544B
(en )
1931-02-25
Process for the manufacture of fire-resistant building material.
CH145438A
(en )
1931-02-28
Process for the production of primary ferrophosphate.
CH101949A
(en )
1923-11-16
Process for the production of moth protection paper.
AT107012B
(en )
1927-08-10
Process for the preparation of tetrazoles.
AT116514B
(en )
1930-02-25
Process for the production of cellulose and paper from straw, esparto, reed and similar raw materials.
AT130635B
(en )
1932-12-10
Process for the production of emulsions.
FR609003A
(en )
1926-08-06
Non-counterfeit paper