| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Scaffolding | |
| #2 | General building constructions | |
| #3 | Nails |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hollmann Niels | 13 |
| #2 | Niels Hollmann | 2 |
| #3 | Hollman Niels | 1 |
| Publication | Filing date | Title |
|---|---|---|
| FR2571081A3 | Clamping and aligning device, particularly for concrete formwork. | |
| DE3510944A1 | Clamp with tensioning hook, in particular for clamping wooden girders, metal profiles and the like to wooden or metal girders | |
| DE3445989A1 | Wedge lock |