FR24146E
(en )
1922-02-24
Process for the purification or purification of materials containing carbon
CH31254A
(en )
1905-03-15
Device for the treatment of the human body by means of suction
CH76807A
(en )
1918-02-01
Process and device for cleaning air and gases
CH77184A
(en )
1918-03-16
Process and device for cleaning air and gases
CH61286A
(en )
1913-09-16
Process and apparatus for the sterilization of liquids by means of ultra-violet rays
CH80024A
(en )
1919-06-02
Device for the surgical treatment of tongue play in cattle
CH81220A
(en )
1919-10-16
Suction apparatus for the detection and treatment of diseases and for laboratory work
CH16331A
(en )
1898-11-15
Device for the treatment of rheumatism and other diseases
FR491475A
(en )
1919-06-04
Method and apparatus for purifying camphor
CH76305A
(en )
1917-12-01
Process for producing embroidery and apparatus for carrying out part of the process
CH76103A
(en )
1917-11-01
Method and device for the production of paper bags
FR500767A
(en )
1920-03-24
Sewage purification apparatus
CH62227A
(en )
1913-11-01
Pneumatic apparatus for the treatment of the respiratory system
CH79958A
(en )
1919-02-01
Process and device for the production of magnesium chloride
CH48232A
(en )
1910-10-01
Process and device for the purification of waste water
CH34617A
(en )
1906-05-15
Device for the treatment of the diastase solution used for post-saccharification of the wort
CH70716A
(en )
1916-03-01
Device to facilitate the treatment of cheese wheels
CH67578A
(en )
1915-02-16
Device to facilitate the treatment of cheese wheels
CH52476A
(en )
1911-11-16
Process for the manufacture of an agent for disinfecting air, liquids and solids
FR488388A
(en )
1918-09-24
Method and apparatus for the purification and deodorization of oils
CH80375A
(en )
1919-03-01
Device for cleaning gas, in particular acetylene, from foreign impurities and for warding off harmful consequences of flashbacks
CH83126A
(en )
1919-11-17
Process for purifying the anthraquinone
CH11196A
(en )
1896-05-15
Device for the treatment of diseases of the mucous membranes of the genital organs
CH83500A
(en )
1919-12-01
Device for cleaning and de-awning of grain
CH76255A
(en )
1917-11-16
Device for parallel and series connection of resistors