CH75652A
(en )
1918-02-01
Device for making butter
CH74730A
(en )
1917-04-02
Device for making ropes
CH66434A
(en )
1914-09-01
Device for preparing emulsions
CH73661A
(en )
1916-11-01
Device for the production of concrete steps
CH74747A
(en )
1917-09-01
Process for the preparation of ß-aminoanthraquinone
CH61444A
(en )
1913-09-16
Device for making impressions
CH72453A
(en )
1916-05-16
Process for the preparation of 1.5-diamido-2.6-dimercaptoanthraquinone
CH71427A
(en )
1916-08-01
Device for making plaster ceilings
CH77556A
(en )
1918-05-01
Device for illustrating the elementary arithmetic operations
CH77203A
(en )
1918-03-16
Process for the preparation of glycolyl-p-anisidide
CH72184A
(en )
1916-09-16
Device for forming loopholes
CH74687A
(en )
1917-04-02
Process for the preparation of homotropin
CH74190A
(en )
1917-02-01
Process for the preparation of phenylpropylhydantoin
CH74631A
(en )
1917-03-16
Process for the preparation of anhydronorecgonine
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
CH74686A
(en )
1917-04-02
Process for the preparation of Anhydroecgoninäthylesternorpropanolbenzoat
CH74094A
(en )
1917-01-16
Process for the preparation of phenylpropylhydantoin
CH74189A
(en )
1917-02-01
Process for the preparation of phenylpropylhydantoin
CH76250A
(en )
1917-11-16
Power transmission device
CH72968A
(en )
1916-07-17
Device for attaching photographic apparatus etc. to sticks
CH73083A
(en )
1916-08-16
Process for making twine
AT74197B
(en )
1918-02-25
Process for making margarine.