Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4340247 | Gripper unit for clamping and aligning a layer of concrete paving bricks with compound elements for forming a stretcher bond of the bricks into a setting unit | — | 1982-07-20 |
| 4264232 | Method and device for assembling a layer of concrete paving bricks forming a brick disk in the form of a stretcher bond which may be used as one setting unit | — | 1981-04-28 |