CH17621A
(en )
1899-07-15
Apparatus for cooling parts of the body
CH25818A
(en )
1903-06-30
Apparatus for permeate therapeutic treatment
CH25881A
(en )
1903-07-15
Apparatus for the preparation of nitric acid
CH16848A
(en )
1899-02-28
Apparatus for treating the sick by means of light therapy
CH27090A
(en )
1903-11-30
Apparatus for making ice cream and ice cream
AT29845B
(en )
1907-09-10
Process for the preparation of indoxyl and derivatives thereof.
CH19896A
(en )
1900-10-15
Apparatus for the electrolysis of solutions
CH30398A
(en )
1904-12-15
Apparatus for applying vapors
CH24001A
(en )
1902-10-31
Apparatus for the continuous preparation of nitric acid
DK6854C
(en )
1904-08-15
Apparatus for Purification and Humidification of Air.
CH45916A
(en )
1910-01-03
Apparatus for the clarification and purification of waste water
CH12195A
(en )
1896-10-31
Apparatus for the treatment of lung patients
CH12044A
(en )
1896-09-30
Apparatus for the mechanical treatment of rectal disorders
CH48592A
(en )
1910-11-01
Method and apparatus for the continuous concentration of liquids
CH8033A
(en )
1894-08-15
Apparatus for the rapid manufacture of cheese
CH39102A
(en )
1908-02-01
Apparatus for making carbonic acid baths
CH50224A
(en )
1911-05-01
Process and apparatus for the continuous electolysis of aqueous common salt solutions
CH24800A
(en )
1903-02-28
Apparatus for treating liquids with other substances and vice versa
CH23284A
(en )
1902-06-30
Apparatus for the direct representation of hydrochloric acid
CH24441A
(en )
1902-12-31
Apparatus for making tea
CH32699A
(en )
1905-08-31
Device for the manufacture of sulfuric anhydride
CH24082A
(en )
1902-11-15
Apparatus for impregnating liquids with carbonic acid
CH25311A
(en )
1903-04-30
Apparatus for filtering liquids
DK3327C
(en )
1900-08-27
Procedure with associated Apparatus for the Treatment of Impure and Melting Sulfur Ores
CH26121A
(en )
1903-07-31
Device for the production of luminous and heating gas