Schmitt-Henco; Carl Heinrich
Patent Applications and Registrations
Patent applications and USPTO patent grants for Schmitt-Henco; Carl Heinrich.The latest application filed is for "expanded synthetic calcium silicates".
- Schmitt-Henco; Carl Heinrich - Mainz DT
| Patent | Date |
|---|---|
| Expanded synthetic calcium silicates Grant 3,998,650 - Schmitt-Henco , et al. December 21, 1 | 1976-12-21 |
| Expanded synthetic calcium silicates Grant 3,928,058 - Schmitt-Henco , et al. December 23, 1 | 1975-12-23 |
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