CH3487A
(en )
1891-10-15
Rolling mill for rolling and compacting metal bars
CH2413A
(en )
1890-11-29
Machine for engraving steel and metal rules
CH4338A
(en )
1892-04-30
Rolling mill
ES12529A1
(en )
1891-11-01
Improvements in machines for rolling and condensing metal bars.
CH5856A
(en )
1893-04-15
Machine for rolling and leveling copper sheet goods
FR343484A
(en )
1904-10-07
Machine for welding or forging metal rings
FR8964E
(en )
1908-08-05
Metal Ring Welding and Forging Machine
CH1004A
(en )
1889-08-26
New to grate bars and grate bar supports
ES19828A3
(en )
1896-12-01
A procedure for cold rolling iron and steel.
CH26151A
(en )
1903-07-31
Machine for cutting iron sheet and iron bars and rails of various profiles
FR345790A
(en )
1904-12-15
Rolling mill
CH1561A
(en )
1890-02-28
Transportable cylinder furnace for heating and flattening
CH29079A
(en )
1904-07-15
Machine for rolling out metal tubular bodies to enlarge their diameter
CH29207A
(en )
1904-07-31
Machine for rolling out metal tubular bodies to enlarge their diameter
CH30100A
(en )
1904-11-15
Machine for punching out metal disks
CH21137A
(en )
1901-05-31
Equipment on hydraulic presses for forming hollow and flat metal bodies
CH26604A
(en )
1903-09-30
Device for forging steel goods
CH38610A
(en )
1907-11-15
Rolling mill for rolling I-beams
CH40731A
(en )
1908-08-17
Rolling mill for rolling I-beams
CH2702A
(en )
1891-02-14
Blacksmith and die hammer
FR324927A
(en )
1903-04-15
Rolling mills for heavy bars
CH42209A
(en )
1909-01-02
Crucible melting furnace for melting welding iron, fluoro iron and steel
CH1995A
(en )
1890-07-15
Roller mill
CH29837A
(en )
1904-10-15
Metal Ring Welding and Forging Machine
CH9886A
(en )
1895-08-31
Apparatus for compacting and shaping electrolytic metal deposits