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Giulio Frova
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Mailand, IT
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Patents Grants
last 30 patents
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Patent Grant
Tracheostomy dilator
Patent number
6,767,355
Issue date
Jul 27, 2004
Willy Rusch GmbH
Giulio Frova
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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last 30 patents
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Patent Application
Tracheostomy dilator
Publication number
20020077655
Publication date
Jun 20, 2002
Giulio Frova
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE