Melvin R. Toews

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Oakville, CA

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Patents Grantslast 30 patents

Information Patent Grant
Intrauterine device detection and removal system
- Patent number 4,727,866
- Issue date Mar 1, 1988
- Ortho Pharmaceutical (Canada) Ltd.
- Billy R. Livesay
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method for the detection, location and extraction of an intrauterin...
- Patent number 4,572,162
- Issue date Feb 25, 1986
- Ortho Pharmaceutical (Canada) Ltd.
- Billy R. Livesay
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE