CH15544A
(en )
1898-06-30
Device for removing harmful additions from the combustion products of acetylene gas flames
CH13990A
(en )
1897-09-15
Device for removing graphite from gas retorts
CH9038A
(en )
1895-05-15
Device for cleaning and deodorising the combustion products of gas and petroleum engines
CH14882A
(en )
1898-02-28
Acetylene gas apparatus
CH15650A
(en )
1898-07-15
Device for fastening hats
CH14534A
(en )
1897-12-15
Device for fastening objects
DK1297C
(en )
1897-10-11
Acetylene gas evolution apparatus.
CH15180A
(en )
1898-04-30
Apparatus for mechanically lighting gas flames
CH13745A
(en )
1897-08-15
Electric device for lighting and extinguishing gas flames remotely
CH46330A
(en )
1910-02-16
Device for dedusting gases
CH13994A
(en )
1897-09-15
Improved Apparatus for Generating Acetylene Gas
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
CH15915A
(en )
1898-08-31
Acetylene apparatus
CH15679A
(en )
1898-07-15
Filter apparatus
CH14902A
(en )
1898-02-28
Gas engine
CH44579A
(en )
1909-09-01
Apparatus for separating liquids from gases and vapors
CH15660A
(en )
1898-07-15
Apparatus for developing acetylene gas
CH53835A
(en )
1912-04-01
Method and apparatus for recovering heat from exhaust gases and used cooling water from explosion engines
CH54905A
(en )
1912-07-01
Device for cleaning and odorless combustion gases
CH13694A
(en )
1897-07-31
Device for hardening scratch teeth
CH14381A
(en )
1897-11-15
Acetylene gas burner
DK1009C
(en )
1897-03-29
Electric Ignition Apparatus for Gas Burners.