| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Roof coverings | |
| #2 | Shaping clay |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lauer Karl | 9 |
| #2 | Lauer Carl | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE1086421B | Folding pan tile with continuously connected top and side rabbets | |
| DE961292C | Seam pan wall covering tiles | |
| DE961291C | Ridge connection ventilation tile | |
| DE952029C | Folding pan tile with deeply set side rebate sole | |
| DE952559C | Plain tail roof covering on parapets or walls as well as connecting tiles and sub-tiles for such a covering | |
| DE939836C | Side connection and side end tiles for plain tile roofing |