Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4337736 | Method of producing cylinder heads, and cylinder heads produced thereby | Karl-Heinz Caspers, Klaus Wiebicke, Max Albert | 1982-07-06 |
| 4284041 | Method of producing cylinder heads, and cylinder head produced thereby | Karl-Heinz Caspers, Klaus Wiebecke, Max Albert | 1981-08-18 |