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DE4007443A1
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ACTIVE VIBRATION CONTROL
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GB8917204D0
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Analogue signal filter
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GB8917205D0
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Improvements relating to telephones
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GB8913273D0
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Active control of vibration
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GB8906068D0
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Active control of vibration
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GB8906070D0
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Improved methods and apparatus for the active control of vibration
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GB8906069D0
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Active vibration control
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GB8825074D0
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Signal processing means for identifying systems subject to periodic disturbances
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GB8824220D0
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Improved digital filter
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GB8822874D0
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Improved digital filter
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GB8821214D0
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Active control of vibration
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GB8821002D0
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Improved digital filter
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GB8820922D0
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Noise reduction in vehicles cabins
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GB8801538D0
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Active control of mounts
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AU1050488A
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Active control of vibration
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GB8701570D0
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Reducing reheat buzz in a gas turbine aeroengine
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GB8700908D0
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Active control of vibration
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GB8507367D0
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Improvements in electrical transfer filters
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GB8507445D0
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Improvements in acoustic attenuation
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