Von Massenhausen; Walter H.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Von Massenhausen; Walter H..The latest application filed is for "process for improving the surface properties of biologically formed calcium carbonate bodies".
- Von Massenhausen; Walter H. - Kassel-Wilh DT
| Patent | Date |
|---|---|
| Process For Improving The Surface Properties Of Biologically Formed Calcium Carbonate Bodies Grant 3,793,047 - Von Massenhausen February 19, 1 | 1974-02-19 |
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