Samma; Hiromasa
Patent Applications and Registrations
Patent applications and USPTO patent grants for Samma; Hiromasa.The latest application filed is for "shaped body of calcium silicate and process for producing same".
- Samma; Hiromasa - Ogaki JP
| Patent | Date |
|---|---|
| Shaped body of calcium silicate and process for producing same Grant 4,647,499 - Takahashi , et al. March 3, 1 | 1987-03-03 |
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