DE1003475B
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Device for measuring the ratio of two forces
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GB793335A
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Balancing synchros
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Gyroscope erection cutout and recycling device
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Means for phase discrimination of an alternating current signal
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Improvements in or relating to magnetic amplifier circuit arrangements
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Telemetric position sensing device
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Improvements in or relating to servomotors and angular motion transmitting apparatus
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True altitude variation meter
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Apparatus for generating trigonometric functions
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True air speed meter
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Manostat
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Fluid pressure meter
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Air-supported gyroscope
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Filter
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Electrical elevation angle computer
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