Bethesda, MD, US
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Patent Grant
The United States of America, as represented by the Secretary, Department of...
Stephen M. Hewitt
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Patent Application
The USA, as represented by the Secretary, Department of Health and Human Serv...
Stephen M. Hewitt
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
