AT87466B
(en )
1922-02-25
Process for enamelling iron objects.
CH57062A
(en )
1912-12-02
Process for de-enamelling enamelled objects
CH74747A
(en )
1917-09-01
Process for the preparation of ß-aminoanthraquinone
CH73936A
(en )
1917-05-01
Process for the production of pig iron for foundry purposes
AT57955B
(en )
1913-02-25
Process for the mosaic-like decoration of surfaces.
AT75550B
(en )
1919-02-25
Process for processing quicklime.
AT89325B
(en )
1922-09-11
Process for coloring metal surfaces.
CH74094A
(en )
1917-01-16
Process for the preparation of phenylpropylhydantoin
CH76046A
(en )
1917-10-16
Process for the preparation of anhydroecgoniäthylesternorpropanolaminobenzoat
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
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
CH74190A
(en )
1917-02-01
Process for the preparation of phenylpropylhydantoin
AT80064B
(en )
1920-02-25
Process for the material refinement of the surface ofProcess for the material refinement of the surface of metal objects. n metal objects.
AT80098B
(en )
1920-02-25
Process for the production of inorganically insulatedMethod for the production of inorganically insulated coils. en coils.
CH74962A
(en )
1917-05-01
Process for the production of gray cast iron
AT88396B
(en )
1922-05-10
Process for the production of iron-free hard alloys.
CH73445A
(en )
1916-10-02
Process for eliminating furnace smoke
CH82821A
(en )
1919-10-16
Process for the production of tempered steel fittings
AT83793B
(en )
1921-05-10
Process for the production of staple fibers.
CH78276A
(en )
1918-07-01
Process for the preparation of an iron protein compound