CH245805A
(en )
1946-11-30
Synchronously controlled load switch, especially for regulating transformers.
CH232438A
(en )
1944-05-31
Control transformer for stepless voltage regulation.
CH238747A
(en )
1945-08-15
Diverter switches, especially for regulating transformers.
CH227014A
(en )
1943-05-15
Electrical control contactor.
CH254092A
(en )
1948-04-15
Rectifier device for switching purposes.
CH231132A
(en )
1944-02-29
Combiner.
CH224490A
(en )
1942-11-30
Step switch for transformers.
CH247543A
(en )
1947-03-15
Synchronously operated load switch for step control devices of transformers, especially for rail operations.
CH224758A
(en )
1942-12-15
Relay switching arrangement.
CH235649A
(en )
1944-12-15
Cam switches.
CH250498A
(en )
1947-08-31
Control device, especially for regulating transformers.
CH286652A
(en )
1952-10-31
Control switches, especially for regulating transformers.
CH301193A
(en )
1954-08-31
Bimetal release, especially for automatic switches.
CH231115A
(en )
1944-02-29
Slide control for high-speed piston compressors.
CH231113A
(en )
1944-02-29
Double winch, especially for agricultural purposes.
CH225239A
(en )
1943-01-15
Feed-through terminal, especially for converters.
CH233944A
(en )
1944-08-31
Electromagnetic step switch.
DK68225C
(en )
1948-12-27
Return coupling, especially for electromechanical regulators.
CH249496A
(en )
1947-06-30
Step control device with snap load switch, especially for regulating transformers.
CH241281A
(en )
1946-02-28
Diverter switch, especially for step transformers, with knee joint polygon.
DK72227C
(en )
1951-03-05
Electromechanical transformer.
CH227865A
(en )
1943-07-15
Control system.
AU117361B2
(en )
Thermosensitive control circuits
CH226370A
(en )
1943-03-31
Control valve for truck brakes.
CH235846A
(en )
1944-12-31
Small self switch.