Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7992837 | Techniques and tools for assembling and disassembling compactable molds and forming building blocks | Franklin David Davies, Rudolf Alfred Heijden, Richard William Kay, Robert H. Nippert | 2011-08-09 |