A combined joint system for insertion of electrical circuits suitable for commanding the movements of a crane and similar (Machine-translation by Google Translate, not legally binding)
GB820638A
Improvements in or relating to apparatus for starting alternating current slip-ring motors
GB800753A
Improvements in or relating to controllers for electrically driven cranes or the like
DE1122234B
Control device for cranes u. Like. With an adjusting lever that can be moved crosswise by hand
ES227375A1
Mechanism for the operation of combinators for the insertion of electrical circuits intended for the control of devices that make multiple operations (Machine-translation by Google Translate, not legally binding)
DE1123448B
Device for controlling the various operating movements of a hoist, in particular a crane
GB806037A
Improvements in or relating to controllers for electric circuits
GB766249A
Improvements in and relating to contact assemblies for remotely controlled contactors
GB767197A
Improvements in electromagnetic switches
GB760576A
Improvements in electrical switch means in which switch contacts are adapted to be operated by means of cam or lever
GB725596A
Improvements in multi-position manually operated means for actuating electric switchcontacts
GB725853A
Improvements in movable contact means for electric switches, particularly electromagnetic switches
