CH64979A
(en )
1914-05-01
Process for the parallel dressing of the ends of butt-welded, fixed workpieces such as rails and the like
CH49009A
(en )
1911-01-02
Device for parallel dressing of the ends of butt-welded workpieces
CH53895A
(en )
1912-04-01
Device for parallel dressing of the ends of butt-welded workpieces
CH74761A
(en )
1917-04-02
Process for welding embedded rails or other fixed workpieces
CH61969A
(en )
1913-11-01
Machine for bending metal bars
CH61745A
(en )
1913-10-16
Apparatus for hardening metals in places
CH62355A
(en )
1913-11-17
Process for thickening wood oil and related oils
CH61744A
(en )
1913-10-16
Process for hardening metals
CH67012A
(en )
1914-11-02
Process for decarburizing metals
CH53894A
(en )
1912-04-01
Device for parallel dressing of the ends of workpieces to be stub welded
AT87323B
(en )
1922-02-25
Process and rolling mill for rolling out hollow bodies.
CH66172A
(en )
1914-08-17
Method and machine for grinding gears according to the rolling process using a grinding wheel which has the profile of a rack tooth
AT74482B
(en )
1918-08-10
Machine for grinding the profiles of gears.
CH67016A
(en )
1914-11-02
Device for polishing metal goods by means of steel bodies
CH74252A
(en )
1917-02-01
Clamping device for workpieces and tools
CH68860A
(en )
1915-05-01
Device for polishing metal goods by means of polishing bodies
CH68606A
(en )
1915-04-01
Method for hardening cotton oil
CH53021A
(en )
1912-01-16
Means for connecting wooden parts with metal rails
CH67910A
(en )
1915-02-01
Process for decolorizing fats and oils
CH54537A
(en )
1912-06-01
Transportable device for bending pipes or profile bars
AT71089B
(en )
1916-02-10
Process for pickling hollow bodies.
CH60591A
(en )
1913-08-01
Method and machine for grinding wheels and other machine parts
CH58955A
(en )
1913-04-16
Method for drawing wire, in particular tungsten wire
CH66384A
(en )
1914-09-01
Process for the stabilized and, at the same time, phase-compensated operation of multi-phase series collector motors during normal operation
CH63395A
(en )
1914-01-16
Tool for straightening pipes