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Ultrasonic apparatus
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Multiple mode prism delay line
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Ultrasonic delay lines
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Single-crystal ultrasonic solid delay lines using multiple reflections
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Means for determining crystal orientation and purity
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Cement for bonding elements of a delay line with low transmission losses using mixtures of inorganic salts
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Method of bonding and article thereby formed
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Ultrasonic delay line
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Delay line
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Tuning assembly for a radar system
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Solid delay line
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Absorbing means for delay lines
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Electromechanical apparatus
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Measuring apparatus
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