CH323969A
(en )
1957-08-31
Magnetic switching device, in particular for an electronic calculating machine
FR1129507A
(en )
1957-01-22
Reversing electrical circuits
CH332309A
(en )
1958-08-31
Object arrangement in electron microscopes
CH319034A
(en )
1957-01-31
Switching device, in particular for periodic switching
CH367854A
(en )
1963-03-15
Magnetic device for computing, switching, converting, storage or control arrangements
FR1123706A
(en )
1956-09-26
Improvements in electrical semiconductors
CH338510A
(en )
1959-05-31
Locking device, in particular detachable latch for high-voltage switches
CH330289A
(en )
1958-05-31
Electrical switching device, in particular for refrigerating machines
AT190971B
(en )
1957-07-25
Switching arrangement for signal boxes with electrical locks, in particular track image signal boxes
AT192954B
(en )
1957-11-11
Switching arrangement for signal boxes with electrical locks, in particular for track image signal boxes
AT191466B
(en )
1957-08-26
Switching arrangement for signal boxes with electrical locks, in particular track diagram signal boxes
AT187941B
(en )
1956-12-10
Equipment for signal boxes with electrical locks, especially for track diagram signal boxes
AT190970B
(en )
1957-07-25
Switching arrangement for signal boxes with electrical locks
AT191467B
(en )
1957-08-26
Arrangement in signal boxes with electrical locks
AT182743B
(en )
1955-07-25
Circuit for signal boxes with electric locks
AT190969B
(en )
1957-07-25
Installation in signal boxes with electrical locks
FR1132062A
(en )
1957-03-05
Disconnectors
AT180006B
(en )
1954-10-25
Key socket, in particular for box locks
CH319013A
(en )
1957-01-31
Disconnector
CH336479A
(en )
1959-02-28
Disconnector
AT196446B
(en )
1958-03-25
Arrangement in interlockings with electrical locks
AT191979B
(en )
1957-09-25
Switches, especially lock switches
AT188524B
(en )
1957-01-25
Switch arrangement, in particular for magnetic sound devices
AT190575B
(en )
1957-07-10
Closed switch cabinet, especially for electrical devices
AT181875B
(en )
1955-05-10
Installation in signal boxes with electrical locks