ARRANGEMENT FOR CONTROLLING SIGNAL SYSTEMS ESTABLISHED ON LARGE AREA, PREFERABLY FOR CONTROLLING LIGHT SIGNAL SYSTEMS
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Main Authors | , , , , , , , , , , , , |
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Format | Patent |
Language | English |
Published |
28.01.1988
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Edition | 4 |
Subjects | |
Online Access | Get full text |
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Bibliography: | Application Number: HU19860000076 |
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