CH73218A
(en )
1916-09-01
Process for preserving wood
CH72663A
(en )
1916-06-16
Process for treating wood with acid
CH69807A
(en )
1915-07-16
Process for impregnating wood
CH71231A
(en )
1915-12-16
Process for impregnating wood
CH63647A
(en )
1914-02-02
Process for decorating wood with inlays
AT96137B
(en )
1924-02-25
Process for dry distillation of wood or the like.
CH67460A
(en )
1914-12-01
Process for impregnating wood
CH70403A
(en )
1915-09-16
Process for the production of wood briquettes
CH56652A
(en )
1912-11-16
Process for impregnating long timber
CH74747A
(en )
1917-09-01
Process for the preparation of ß-aminoanthraquinone
CH68863A
(en )
1915-05-01
Process for the manufacture of marquetry on wood
CH48253A
(en )
1910-10-01
Process for preserving wood
AT75550B
(en )
1919-02-25
Process for processing quicklime.
CH76586A
(en )
1918-01-16
Process for the production of cork boards
CH74094A
(en )
1917-01-16
Process for the preparation of phenylpropylhydantoin
CH75307A
(en )
1917-07-02
Process for the preparation of digitox glycotannoid
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
CH74189A
(en )
1917-02-01
Process for the preparation of phenylpropylhydantoin
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
AT98689B
(en )
1924-12-10
Process for splitting heavy hydrocarbons.