FR1080751A
(en )
1954-12-13
Circuit breakers
FR1086795A
(en )
1955-02-16
Electrical fuses
CH311345A
(en )
1955-11-30
Notch device, in particular for electric rotary switches.
AT178973B
(en )
1954-07-10
Cooling arrangement for electrical equipment, in particular dry rectifier sets, transformers
CH313712A
(en )
1956-04-30
AC switchgear
FR1079057A
(en )
1954-11-25
Advanced circuit breaker
FR1088440A
(en )
1955-03-07
Electrical switches
AT185463B
(en )
1956-05-11
AC switchgear
FR1081597A
(en )
1954-12-21
Electrical conductors and semiconductors
FR1079067A
(en )
1954-11-25
Electrical contacts
FR1098057A
(en )
1955-07-18
Electrical calculator circuits
AT175623B
(en )
1953-07-25
Notch device, in particular for electric rotary switches
AT176778B
(en )
1953-11-25
Insulating piece for electric fences
AT182132B
(en )
1955-05-25
Electrical switch, in particular toggle switch
AT187194B
(en )
1956-10-25
Electrical control device, in particular synchronization control device
AT173767B
(en )
1953-01-26
Power control for electrical generators
AT194462B
(en )
1958-01-10
Power clamp, especially for overhead lines
ES33786Y
(en )
1954-01-01
Test contactor for radiotelephony, radiotelegraphy and electrical appliances in general
AT181897B
(en )
1955-05-10
Three-phase power transformer
AT179309B
(en )
1954-08-10
Circuit for three-phase current controlled railway point machines
ES31385Y
(en )
1953-02-01
Terminal for electric batteries
ES42251Y
(en )
1957-03-01
Pocket tester for electrical circuits
FR1073405A
(en )
1954-09-24
Improvements to electrical transformers
AT187974B
(en )
1956-12-10
High current transformer
FR1058179A
(en )
1954-03-15
Improvements to electrical circuit breakers