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PL235673A1
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Method of control of mass readout and batching and apparatus therefor
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PL235263A1
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Apparatus for controlling heavy product discharge in a water settler
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PL234987A1
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Apparatus for automatically discharging a liquid in particular from from compressed air moisture traps
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PL234194A1
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System of the tester of electric circuits for gasometric control rooms
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PL233909A1
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Digital pulse shift transducer
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Short-circuit protection system for two electric circuits
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PL233911A1
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Logic state analyzer circuit
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PL233392A1
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Method of testing of smoke detectors and apparatus therefor
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GB2083432A
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Device for guiding a meter over and levelling a moving layer of loose material
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PL232819A1
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Method of feeding a thermoconductometric transducer and feed system therefor
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PL232225A3
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Protection system for electric power network with insulated neutral point
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DE3041362A1
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METHOD FOR MEASURING THE CONCENTRATION OF SELECTED INGREDIENTS OF SCHUETTGUETE
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SU912054A3
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System for controlling methane content in mine atmosphere
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DE2851289A1
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DEVICE FOR COMMUNICATING WITH TELEMETRIC LINES USING A DIGITAL COMPUTER
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DE2838066A1
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EQUIPMENT FOR CONTINUOUS MOISTURE DETERMINATION OF FINE ORES
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DE2800188A1
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Air flow regulation for mine ventilation - utilises digital comparison of required and transducer values to control shutters
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GB1584802A
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Apparatus for use in cleaning storage bins
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