CH67259A
(en )
1914-11-16
Method of waterproofing paper
CH79809A
(en )
1919-01-16
Method of dissolving cellulose
CH70776A
(en )
1915-11-01
Method for gluing paper
NL638C
(en )
1915-05-15
Submarine Improvement
CH76802A
(en )
1918-07-01
Method of tightening intestines
CH78801A
(en )
1919-02-01
Process for the production of multilayer paper sacks
AT71201B
(en )
1916-02-25
Method of burning magnesite.
CH55754A
(en )
1912-09-02
Process for coloring aluminum foils
CH78549A
(en )
1918-08-01
Process for making old paper usable for paper making purposes
FR488954A
(en )
1918-12-03
Reinforced paper
CH77907A
(en )
1918-10-16
Method and device for folding paper strips intended for spinning
CH62658A
(en )
1913-12-16
Method of making fire boxes
CH75755A
(en )
1918-02-16
Method for dividing containers
FR498971A
(en )
1920-01-28
Improvements to paper and board making machines
CH58930A
(en )
1913-04-16
Drive of paper machines
CH76547A
(en )
1918-01-02
Process for softening paper, leather and celluloid
CH76546A
(en )
1918-01-02
Process for softening paper, leather and celluloid
FR431711A
(en )
1911-11-18
Iridescent mother-of-pearl paper
CH64248A
(en )
1914-03-16
Method of collecting sheets
AT59992B
(en )
1913-07-10
Process for sizing paper.
CH75435A
(en )
1917-07-16
Process for deboning silk
CH75661A
(en )
1917-09-01
Method and device for the production of folded paper tubes
CH77117A
(en )
1918-03-01
Method for drying patent leather
CH77378A
(en )
1918-04-01
Method for drying patent leather
CH77461A
(en )
1918-04-16
Method of packaging hard herb cheese