AT82801B
(en )
1921-02-25
Method and device for the dialytic separation of colloids and crystalloids.
CH57547A
(en )
1913-01-16
Method and device for the evaporation of liquids
CH58178A
(en )
1913-02-17
Method and device for keeping mustard fresh
CH65413A
(en )
1914-06-16
Method and device for the separation of gas mixtures
CH54274A
(en )
1912-05-17
Method and device for the production of mica sheets
CH76738A
(en )
1918-02-01
Process and device for the separation of gas mixtures by means of rectification
AT52289B
(en )
1912-02-26
Process for the preparation of cellulose esters.
CH57594A
(en )
1913-01-16
Method and device for the production of reliefs
CH55877A
(en )
1912-09-16
Process for the separation of substances in suspension
AT74192B
(en )
1918-02-25
Process and device for the production of cream emulsion.
CH50652A
(en )
1911-06-16
Process for the preparation of ß-methyladipic acid
CH76103A
(en )
1917-11-01
Method and device for the production of paper bags
CH74127A
(en )
1917-01-16
Method and device for evaporating liquids
CH77384A
(en )
1918-04-16
Method and device for making used envelopes reusable
CH50161A
(en )
1911-05-01
Process for the preparation of methylketobutanol
CH49434A
(en )
1911-02-01
Process for the preparation of dehydroindigobisulfite
CH49760A
(en )
1911-03-16
Process for the preparation of ketobutanol
CH49761A
(en )
1911-03-16
Process for the preparation of b-methyltetramethylenediamine
CH49907A
(en )
1911-04-01
Process for the preparation of diethylgallocyanine
CH58220A
(en )
1913-03-01
Device for the production of punched tape for setting excluded lines of text
AT82964B
(en )
1921-02-25
Method and device for the production of hop extracts.
CH53635A
(en )
1912-03-16
Method and device for the production of detonating tapes in one operation
CH72456A
(en )
1916-05-16
Method and device for separating different types of material
CH69348A
(en )
1915-06-16
Method and device for the production of articles from paper pulp
CH75652A
(en )
1918-02-01
Device for making butter