Arrangement for generating a frequency signal proportioned with the product of a voltage signal and a frequency signal in particular to determine the quantity of flowing mass
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Density and mass flow measurement of fluids
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Accuracy increase of electromechanical devices - for measuring instruments with several measuring limits involves using set of impedances
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Fault-indicating circuit for a flow-metering system
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Automatic chemical analysis
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Density and mass flow measurement of fluids
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Measurement of colour of spherical os quasi-spherical surfaces
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Cold-junction compensator for multiple thermocouples
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Flowmeter including a fault indicating system
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Linearity error compensation circuit
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Gauge apparatus for measuring forces
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An electromechanical transducer
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Optical system for generating a homogeneous light spot of variable diameter
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Apparatus for Observing and/or Monitoring the Individual Properties of a Fluid Flowing Therethrough
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Method for the Continuous Measurement of the Emissivity of a Heat Radiating Surface, and Method for Measuring the Temperature of such a Surface Using said First-Mentioned Method, and a Device for Implementing these Measurements
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Method and apparatus for performing digital computations
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Method and device for the continuous measurement of complex two-variable quantities using a controlled digital division mechanism
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Circuit arrangement for realisation of measuring equipment
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Symmetrical mounting device for modulating an electron multiplier tube
