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GB0013699D0
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Friction tester
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Ice warning indicator
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Automatic steering system for ships
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DE2312238A1
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DEVICE TO REDUCE EROSION OF SWITCH CONTACTS
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Apparatus for providing an indication of the imminence of ice- formation
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Temperature and salinity indicating and/or control apparatus
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Displacement transducers
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Methods and apparatus for faulty-product detection in manufac turing equipment
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Improvements in or relating to water tanks
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GB1185827A
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Improvements in Temperature and Moisture-Indicating and Control Apparatus
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GB1119989A
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Control circuits for electrical heating appliances
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Apparatus for stabilising ships
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Spark-ignition engine tachometer
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Improvements in or relating to stabilising apparatus
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Improvements in and relating to voltage regulators
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GB1044353A
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Temperature control circuit
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GB1036104A
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A temperature-indicating device
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CA812404A
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Attitude stabilizing system
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