Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5352149 | Children's play structure with interchangeable scene | Connie R. Melashenko, Robert A. Melashenko | 1994-10-04 |
| 4189050 | Packing of the folding bag type | Ole R. Jensen, Walther Ostmann, Leif B. Sorensen, Erik Keldmann | 1980-02-19 |