AT2449B
(en )
1900-10-10
Device for the production of flanges on boiler flame tubes.
AT3284B
(en )
1901-02-11
Device for the production of flanges on boiler flame tubes.
AT46651B
(en )
1911-02-25
Process for the manufacture of tubes.
CH21225A
(en )
1901-06-15
Device for the production of welded sheet metal pipes
CH32717A
(en )
1905-08-31
Device for the production of welded tubes
CH9971A
(en )
1895-09-30
Device for the production of double flanges on pipes
CH30432A
(en )
1904-12-15
Device for the production of insulating tubes
CH19371A
(en )
1900-06-30
Device for making waffles over gas fire
CH18702A
(en )
1900-02-15
Device for the simultaneous production of several identical documents
DK2241C
(en )
1899-05-23
Procedure for the production of lighting and heating gas.
DK2157C
(en )
1899-04-17
Apparatus for the manufacture of pipe connections.
ES23609A1
(en )
1899-02-01
An automatic gas regulator distributor system.
DK1954C
(en )
1898-12-27
Incandescent burners.
AT52352B
(en )
1912-02-26
Water gas system.
DK2451C
(en )
1899-08-14
Procedure for the production of immutable ink (carbon ink).
DK2650C
(en )
1899-11-13
Procedure for Making Matches.
ES28530A1
(en )
1901-11-16
An apparatus producing acetylene gas system "López-Franch".
CH14371A
(en )
1897-11-15
Equipment on boiler furnaces for the utilization of the evacuating smoke
DK1960C
(en )
1899-01-02
Fast-firing Shooter.
DK2504C
(en )
1899-09-04
Smoke incinerator for lighthouses.
ES23604A1
(en )
1899-02-01
An automatic apparatus for producing acetylene gas.
ES23682A1
(en )
1899-03-16
An inexplosible automatic gasometer for the continuous production of acetylene gas, Badía system.
DK5432C
(en )
1903-02-16
Apparatus for the production of vapors for disinfection.
DK2386C
(en )
1899-07-17
Automatic Gas Teeth.
AT48616B
(en )
1911-06-26
Device for the production of welded pipes.