CH77461A
(en )
1918-04-16
Method of packaging hard herb cheese
CH77658A
(en )
1918-05-16
Method of preserving food
CH79643A
(en )
1919-04-16
Method of preserving cheese
CH75755A
(en )
1918-02-16
Method for dividing containers
CH69253A
(en )
1915-06-01
Method of wrapping objects
CH76802A
(en )
1918-07-01
Method of tightening intestines
FR508245A
(en )
1920-10-05
Machine for applying layers of paint
AT88455B
(en )
1922-05-26
Method of purifying anthraquinone.
CH69710A
(en )
1915-07-16
Method of filling vessels
CH70869A
(en )
1915-11-01
Method for drying grass
CH79809A
(en )
1919-01-16
Method of dissolving cellulose
CH73316A
(en )
1917-02-01
Method for mutual grinding of arrow wheels
CH75977A
(en )
1918-05-01
Method for drying patent leather
CH81006A
(en )
1919-05-01
Method of preserving wood
CH80043A
(en )
1919-02-01
Method of building and stacking watercraft
CH80578A
(en )
1919-08-01
Process for the operation of gear drives
CH55754A
(en )
1912-09-02
Process for coloring aluminum foils
CH67673A
(en )
1915-01-02
Method of packing
CH71801A
(en )
1916-02-16
Process for denicotinizing tobacco
CH77117A
(en )
1918-03-01
Method for drying patent leather
CH77378A
(en )
1918-04-01
Method for drying patent leather
CH82347A
(en )
1919-12-16
Method and device for wrapping objects of parallelepiped shape
CH77115A
(en )
1918-03-01
Process for the evaporation of liquids and liquids containing liquids
CH76373A
(en )
1917-12-01
Process for the preparation of glycolyl-p-phenetidide
CH71033A
(en )
1915-11-16
Process for denicotinizing tobacco leaves