CH14511A
(en )
1897-12-15
Apparatus for producing water gas
CH15346A
(en )
1898-05-15
Apparatus for generating water gas
CH16092A
(en )
1898-09-30
Apparatus for producing acetylene gas
CH15136A
(en )
1898-04-15
Improved Apparatus for Making Carbides
CH15914A
(en )
1898-08-31
Apparatus for the production of acetylene
CH13764A
(en )
1897-10-31
Apparatus for making artificial building blocks
CH16950A
(en )
1899-03-15
Apparatus for the production of air-free acetylene
CH13995A
(en )
1897-09-30
Apparatus for generating acetylene gas
CH14801A
(en )
1898-02-28
Apparatus for generating acetylene gas
CH15135A
(en )
1898-04-15
Apparatus for generating acetylene gas
CH15137A
(en )
1898-04-15
Apparatus for generating acetylene gas
CH15220A
(en )
1898-04-30
Apparatus for generating acetylene gas
CH18183A
(en )
1899-11-15
Apparatus for producing gas from heavy essences
CH13994A
(en )
1897-09-15
Improved Apparatus for Generating Acetylene Gas
CH14667A
(en )
1898-01-31
Apparatus for producing medical steam baths
CH13964A
(en )
1897-09-15
Forming apparatus for the production of hollow glass bodies
CH20261A
(en )
1900-12-31
Apparatus for the production of compressed gas
CH18286A
(en )
1899-11-30
Apparatus for the manufacture of corrugated pipes
CH15660A
(en )
1898-07-15
Apparatus for developing acetylene gas
CH15341A
(en )
1898-05-15
Automatic apparatus for generating acetylene gas
CH15664A
(en )
1898-07-15
Apparatus for making wallpaper with raised patterns
CH11544A
(en )
1896-10-15
Apparatus for the production of acetylene from calcium carbide
CH13629A
(en )
1897-07-31
Meteorological apparatus
CH12223A
(en )
1896-10-31
Apparatus for making wooden barrels
CH20353A
(en )
1901-01-31
Apparatus for the production of air-free acetylene