CH67729A
(en )
1915-04-16
Method of making plastering mortar
CH55309A
(en )
1912-08-01
Method of building iron-reinforced walls
CH67854A
(en )
1915-04-01
Process for the manufacture of concrete piles
CH76292A
(en )
1917-12-01
Process for the manufacture of objects from concrete
CH65476A
(en )
1914-06-16
Method of making blankets
CH55452A
(en )
1912-08-16
Method of making bells
CH77801A
(en )
1918-06-01
Method of making caramel
CH77203A
(en )
1918-03-16
Process for the preparation of glycolyl-p-anisidide
CH67036A
(en )
1914-11-02
Process for the preparation of a-bronisovaleric acid-p-phenetidine
CH75449A
(en )
1917-08-01
Method for the preparation of vanillin
CH54686A
(en )
1912-06-01
Method for the representation of pinacon
CH55670A
(en )
1912-09-02
Method for the representation of pinacon
CH56841A
(en )
1912-11-16
Method for the representation of pinacon
CH61633A
(en )
1913-10-01
Process for the production of ceiling formwork
CH68285A
(en )
1915-03-01
Process for the production of hollow components from concrete
CH64827A
(en )
1914-05-01
Method for the preparation of b-g-dimethylerythrene
CH69574A
(en )
1915-07-01
Method of making barrels
CH68403A
(en )
1915-03-16
Process for the preparation of bromo diethylacetylcarbamide
CH62000A
(en )
1913-11-01
Method of making fire boxes
CH71161A
(en )
1915-12-01
Process for the production of portland cement
CH61917A
(en )
1913-10-16
Process for the preparation of 1-dimethylamino-2-methylbutene-3 (ß-methylisocrotyldimethylamine)
CH71146A
(en )
1915-12-01
Process for the preparation of 4-lactylamino-3-carboxyethylaminophenetol
CH70155A
(en )
1915-09-01
Process for the preparation of tetramethyldiaminothiobenzophenone
CH70217A
(en )
1915-09-01
Process for the preparation of dichlorobismethylaminotetraminoarsenobenzene
CH70057A
(en )
1915-08-16
Process for the preparation of 4-acetylamino-3-carboxyethylaminophenetol