CH74125A
(en )
1917-01-16
Method for producing a coffee substitute
CH74337A
(en )
1917-02-16
Process for making a soap substitute
CH77250A
(en )
1919-02-02
Process for making a soap substitute
CH72963A
(en )
1917-01-02
Process for making a fertilizer
CH76185A
(en )
1917-11-01
Process for producing a detergent
CH67114A
(en )
1914-11-02
Process for the production of a wood substitute
CH73106A
(en )
1916-10-02
Process for the production of a leather substitute
CH75877A
(en )
1917-10-01
Process for making a soap substitute
CH76328A
(en )
1917-12-01
Process for making a soap substitute
CH76510A
(en )
1918-01-02
Process for making a soap substitute
CH81566A
(en )
1919-09-01
Process for making a soap substitute
CH61246A
(en )
1913-09-16
Method for producing a decorative item
CH62587A
(en )
1913-12-01
Method for producing a synthetic resin
CH81778A
(en )
1919-07-16
Process for the preparation of a gallocyanine derivative
AT57952B
(en )
1913-02-25
Method for producing a road surface.
CH75544A
(en )
1917-08-16
process for the production of a detergent
CH77237A
(en )
1918-03-16
Method for producing a floor covering
CH65914A
(en )
1914-10-16
Method for making a kitchen spice
CH64941A
(en )
1914-05-01
Process for the manufacture of a celluloid substitute
CH57308A
(en )
1913-01-02
Process for making a fertilizer
CH75110A
(en )
1917-06-01
Process for the preparation of a diphydro derivative of oxycodeinone
CH78889A
(en )
1918-09-16
Process for the preparation of a stain-coloring leukotriphenylmethanazo dye
CH77661A
(en )
1918-05-16
Process for the preparation of a stain-coloring leukotriphenylmethanazo dye
CH78888A
(en )
1918-09-16
Process for the preparation of a stain-coloring leukotriphenylmethanazo dye
CH78894A
(en )
1918-10-01
Process for the preparation of a stain-coloring leukotriphenylmethanazo dye