Hacker; John H.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hacker; John H..The latest application filed is for "foamed cement insulated metal frame building system".
- Hacker; John H. - Cathedral City CA
- Hacker; John H. - Palm Springs CA
| Patent | Date |
|---|---|
| Foamed cement insulated metal frame building system Grant 5,596,860 - Hacker January 28, 1 | 1997-01-28 |
| Thermal insulated building slab Grant 4,524,553 - Hacker June 25, 1 | 1985-06-25 |
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