| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 9 | |
| #2 | United States | 2 | |
| #3 | Austria | 1 | |
| #4 | Spain | 1 | |
| #5 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Doors and windows | |
| #2 | Hinges for doors or windows | |
| #3 | Indexing scheme relating to hinges | |
| #4 | Nails | |
| #5 | Finishing work on buildings | |
| #6 | Locks | |
| #7 | General building constructions |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wedel Ernst Von | 1 |
| #2 | Rodefeld Siegfried | 1 |
| #3 | Von Wedel Ernst | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1166924A | A fixing and adjusting device for constructional elements | |
| GB1117708A | Improvements in or relating to door handles | |
| GB1138701A | Hinges for doors and windows | |
| GB1134461A | A closure, e.g. a window or a door, for an aperture in a wall | |
| GB1103029A | Improvements in or relating to architraves | |
| US3233381A | Supporting arrangement |