CH72663A
(en )
1916-06-16
Process for treating wood with acid
CH73218A
(en )
1916-09-01
Process for preserving wood
CH70403A
(en )
1915-09-16
Process for the production of wood briquettes
CH76586A
(en )
1918-01-16
Process for the production of cork boards
CH74747A
(en )
1917-09-01
Process for the preparation of ß-aminoanthraquinone
CH68994A
(en )
1915-05-17
Process for the preparation of benzyl chloride parasulfonic acid
CH63647A
(en )
1914-02-02
Process for decorating wood with inlays
CH75047A
(en )
1917-06-01
Process for the preparation of tropic acid
CH71231A
(en )
1915-12-16
Process for impregnating wood
CH74126A
(en )
1917-01-16
Process for evaporation of liquids
CH73445A
(en )
1916-10-02
Process for eliminating furnace smoke
CH74094A
(en )
1917-01-16
Process for the preparation of phenylpropylhydantoin
CH74189A
(en )
1917-02-01
Process for the preparation of phenylpropylhydantoin
CH74190A
(en )
1917-02-01
Process for the preparation of phenylpropylhydantoin
CH74631A
(en )
1917-03-16
Process for the preparation of anhydronorecgonine
CH74686A
(en )
1917-04-02
Process for the preparation of Anhydroecgoninäthylesternorpropanolbenzoat
CH74687A
(en )
1917-04-02
Process for the preparation of homotropin
CH75307A
(en )
1917-07-02
Process for the preparation of digitox glycotannoid
CH75523A
(en )
1917-08-01
Process for the preparation of nitroethene
CH76045A
(en )
1917-10-16
Process for the preparation of Anhydrodihydroecgoninäthylesternorpropanolbenzoat
CH76046A
(en )
1917-10-16
Process for the preparation of anhydroecgoniäthylesternorpropanolaminobenzoat
CH76324A
(en )
1917-12-01
Process for the treatment of milled products
CH73861A
(en )
1916-12-01
Process for the preparation of hydrolecithin
CH73900A
(en )
1916-12-01
Method of making briquettes
CH73574A
(en )
1916-10-16
Process for the production of oxygen