Toru Sugihara

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Kumagaya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Permanent magnet assembly, keeper and magnetic attachment for dentu...
- Patent number 5,788,493
- Issue date Aug 4, 1998
- Hitachi Metals, Ltd.
- Kiyomi Tanaka
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE