CH228283A
(en )
1943-08-15
Device for cooling turbine wheels.
CH225043A
(en )
1942-12-31
Thermal switching relay for switching tariff devices in particular.
CH208301A
(en )
1940-01-31
Device for grinding haysticks.
CH219773A
(en )
1942-02-28
Method and device for switching transformer taps under load.
CH214970A
(en )
1941-05-31
Puncturing device for switching and control elements.
CH272077A
(en )
1950-11-30
Tool for covering wires.
CH236475A
(en )
1945-02-15
Method and device for regulating and / or interrupting electrical currents.
CH253949A
(en )
1948-04-15
Method and device for evaporation and distillation.
CH224470A
(en )
1942-11-30
Device for preventing the shifting of parts pressed against one another.
CH226229A
(en )
1943-03-31
Device for the continuous splitting of fats and oils.
CH231973A
(en )
1944-04-30
Device for the step-by-step control of transformers, inductors or capacitors.
CH225661A
(en )
1943-02-15
Method and device for demagnetizing steel bodies.
CH204053A
(en )
1939-04-15
Device for regulating step transformers under load.
CH213603A
(en )
1941-02-28
Device for carrying saucepans.
AT157986B
(en )
1940-02-26
Method and device for making wafers.
CH214261A
(en )
1941-04-15
Device for keeping an alternating voltage constant.
CH225856A
(en )
1943-02-28
Method for operating a deflagration gas turbine and device for carrying out the method.
CH229708A
(en )
1943-11-15
Device for switching off alternating current.
CH218892A
(en )
1942-01-15
Method and device for baking paints.
CH225648A
(en )
1943-02-15
Device for switching off direct current.
CH240131A
(en )
1945-11-30
Procedure for turning off alternating current.
CH175444A
(en )
1935-02-28
Method and device for regulating the voltage by means of a regulating transformer.
FR872931A
(en )
1942-06-23
Degree switch device for tap transformers
CH225010A
(en )
1942-12-31
Mobile device for performing resistance welding.
CH217603A
(en )
1941-10-31
Control arrangement for regulating step transformers.