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JPS5724998A
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Ultrasonic wave condensing lens
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JPS56168156A
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Ultrasonic microscope
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JPS56147060A
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Ultrasonic microscope
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JPS56136094A
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Chrominance signal generator of color telecamera
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JPS56119590A
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Device for generating color television signal
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JPS55128152A
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Ultrasonic microscope
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JPS55112563A
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Ultrasonic microscope unit
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JPS5595859A
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Sample holding plate for ultrasonic microscope
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JPS5573131A
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Saw-tooth wave generator
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JPS5567927A
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Magnetic head and its manufacture
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JPS5547775A
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Television camera providing deficient exposure display unit
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