| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 3 | |
| #2 | Switzerland | 2 | |
| #3 | Germany | 2 | |
| #4 | France | 2 | |
| #5 | Denmark | 1 | |
| #6 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Civil engineering | |
| #3 | Mechanical elements | |
| #4 | Transport | |
| #5 | Furniture and games | |
| #6 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Doors and windows | |
| #2 | Certain plastics | |
| #3 | Shaping of plastics | |
| #4 | General building constructions | |
| #5 | Nails | |
| #6 | Unspecified technologies | |
| #7 | Fillers | |
| #8 | Office furniture | |
| #9 | Motor vehicles | |
| #10 | Tools for connecting or disengaging |
| # | Name | Total Patents |
|---|---|---|
| #1 | Smits Adrianus Beye | 1 |
| #2 | Marinus Carel Braat | 1 |
| #3 | Nijhuis Aart G | 1 |
| #4 | Gijsbertus Aart Nijhuis | 1 |
| #5 | Nijhuis Aart Gijsbertus | 1 |
| #6 | Nijhuis A | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE2316500A1 | PROCESS AND DEVICE FOR CONNECTING THERMOPLASTIC PROFILES WITH AT LEAST PRACTICALLY BADLESS BY BUTT WELDING | |
| GB1321633A | Manufacture of windows and doors | |
| FR2048978A5 | End to end welding of thermoplastic - sections | |
| GB876781A | Improvements in screw-drivers | |
| US3061055A | Connection of profilated posts and profilated posts suited for this connection |