CH18696A
(en )
1900-03-15
Apparatus for the production of consistent alcohol
CH22969A
(en )
1902-07-15
Apparatus for rescuing people from the risk of fire
CH20261A
(en )
1900-12-31
Apparatus for the production of compressed gas
CH17621A
(en )
1899-07-15
Apparatus for cooling parts of the body
CH19324A
(en )
1900-06-30
Apparatus for generating ozone
CH18744A
(en )
1900-02-28
Swimming and rescue apparatus
DK1958C
(en )
1899-01-02
Apparatus for the production of regular and increased respiration.
DK2639C
(en )
1899-11-06
Apparatus for Carburization and Compression of Air.
CH19885A
(en )
1900-10-15
Apparatus for the manufacture of calcium carbide
CH18843A
(en )
1900-03-15
Apparatus for the manufacture of calcium carbide
CH21865A
(en )
1901-10-15
Apparatus for preparing air gas
AT18126B
(en )
1904-10-25
Apparatus for commercial use of solar heat and achieving high degrees of heat.
GB189917522A
(en )
1899-11-04
Improvements in Apparatus for Photographing by Means of Gas and Electric Light.
CH18279A
(en )
1899-11-30
Apparatus for the manufacture of alkalis by electrolysis
CH19897A
(en )
1900-10-15
Apparatus for electrochemical and electrothermal work
FI1185A
(en )
1900-03-09
Sätt att framställa acetylen ellan annan liknande gas jämte därför avsedd apparat
CH19362A
(en )
1900-06-30
Apparatus for exterminating phylloxera
CH21837A
(en )
1901-10-15
Apparatus for making cement pipes
CH19371A
(en )
1900-06-30
Device for making waffles over gas fire
CH19770A
(en )
1900-09-15
Apparatus for the production and storage of acetylene
GB190014426A
(en )
1901-05-18
Improvements in Apparatus for use in the Manufacture of Gas
CH25035A
(en )
1903-03-31
Apparatus for determining and designating the center of spherical lenses
CH16191A
(en )
1898-10-15
Apparatus for making water glass and soap containing water glass
FI818A
(en )
1898-04-21
Electrolytic apparatus
CH21204A
(en )
1901-06-15
Apparatus for generating air gas