Lilian Ellen Siverson

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Burnaky, BC V5G, 1X9, CA

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Patents Grantslast 30 patents

Information Patent Grant
Recording sphygmomanometer sphygpressure graph
- Patent number 4,015,594
- Issue date Apr 5, 1977
- Lilian Ellen Siverson
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE