CH81479A
(en )
1919-11-17
Method for welding ribbed containers
CH75755A
(en )
1918-02-16
Method for dividing containers
CH78964A
(en )
1918-09-16
Process for smelting smelting materials
CH83107A
(en )
1919-11-17
Device for cutting open cans
CH80578A
(en )
1919-08-01
Process for the operation of gear drives
CH80919A
(en )
1919-04-16
Device for holding sheaves
CH81096A
(en )
1919-10-01
Process for briquetting fuels
AT82936B
(en )
1921-02-25
Process for welding damaged boiler plates, pipes, etc. like
CH81299A
(en )
1919-11-01
Method and device for closing storage containers
CH79648A
(en )
1918-12-16
Process for evaporation of liquids
CH81007A
(en )
1919-05-01
Tool for tensioning wire
CH80240A
(en )
1919-02-17
Method and device for winding paper tubes
CH82032A
(en )
1919-08-16
Process for roasting fibrous materials
CH78443A
(en )
1918-07-16
Process for rounding and simultaneously profiling pipes
CH79353A
(en )
1918-11-01
Device for cooling gun barrels
CH80410A
(en )
1919-06-02
Apparatus for quickly drawing symmetrical lines
CH82924A
(en )
1919-11-01
Process for binding all kinds of bundles
CH81994A
(en )
1919-08-16
Process for treating mill products
CH79643A
(en )
1919-04-16
Method of preserving cheese
CH79839A
(en )
1919-01-16
Device for tensioning wire
ES69512A1
(en )
1919-07-01
A welder.
ES71549A2
(en )
1920-05-10
Electric machine for welding joints.
ES71170A1
(en )
1919-12-01
Electric machine for welding joints.
ES71895A1
(en )
1920-03-16
Electric machine for welding joints.
CH82283A
(en )
1919-09-16
Process for welding aluminum