| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 7 | |
| #2 | United Kingdom | 3 | |
| #3 | United States | 2 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Bolts for doors or windows | |
| #2 | Locks | |
| #3 | Unspecified technologies | |
| #4 | Hinges for doors or windows | |
| #5 | Chairs and beds | |
| #6 | Indexing scheme relating to hinges |
| # | Name | Total Patents |
|---|---|---|
| #1 | Theodor Reiner | 2 |
| #2 | Reiner Theodor | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB802335A | Improvements in or relating to door locks | |
| GB428019A | Door fastening | |
| US2016653A | Door barring device | |
| US1988049A | Door barring device | |
| GB385902A | Improvements in door fastenings |