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US5362214A
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Multi-vacuum release for pump
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Hand-held vacuum and pressure pump with improved handle
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Spiral electrode with contact retainer
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Electrode junction assembly
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Obstetrical vacuum extractor
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Tubing remover
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Spiral electrode with contact retainer
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Manipulable vacuum extractor for childbirth and method of using the same
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Vessel vacuum release
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Vacuum limiter for pump
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Hand-held vacuum pump vacuum release
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CA1325249C
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Spring electrode
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Hand-held vacuum and pressure pump
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Container cap for liquid transfer
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Hand-held vacuum and pressure pump
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Hand-held vacuum pump
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JPS555694A
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Clip type electrode
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|
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Clip electrode
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Fetal electrode and biopsy device
|
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Slide valve apparatus
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