| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 6 | |
| #2 | Canada | 2 | |
| #3 | United States | 2 | |
| #4 | Italy | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Doors and windows | |
| #2 | Unspecified technologies | |
| #3 | Windows or door furnishings |
| # | Name | Total Patents |
|---|---|---|
| #1 | Benthin Siegfried | 4 |
| #2 | Benthin Ursula | 2 |
| #3 | Benthin Siedfried | 1 |
| #4 | Benthin Johannes | 1 |
| #5 | Benthien Siegfried | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE3130541A1 | Weighting plate for hanging slats of blinds | |
| DE3041980A1 | Upright venetian blind slat bottoms spacer chain - has readily replaceable sections linked in holders on slats | |
| DE3041983A1 | Vertical venetian blind swivelling quarter circle either way - has coupling with ramp pitch varied for precisely parallel slat setting | |
| DE3027964A1 | VERTICAL BLINDS (DECOR) | |
| DE3005292A1 | CARRIAGE FOR LAMPS OF CURTAINS | |
| DE3003227A1 | BRACKET FOR FIXING RAILS |