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United States Utility Patents
3,989,040 - 3,989,049

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NumberTitle
3,989,040 Patient extremity surgical drape
3,989,041 Motion limiting supportive device
3,989,042 Oscillator-exciting system for ultrasonic liquid nebulizer
3,989,043 Automatic flow control and automatic shut off for intravenous feeders
3,989,044 Syringe
3,989,045 Hypodermic syringe
3,989,046 Asceptic disposble rigid receiver for body drainage
3,989,047 Diaper with loop-type adhesive fastener
3,989,048 Diaper with loop-type adhesive fastener releasably secured to diaper facing
3,989,049 Method of applying an elastic ring to an anatomical tubular structure



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