| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 8 | |
| #2 | United Kingdom | 3 | |
| #3 | Austria | 2 | |
| #4 | Spain | 1 | |
| #5 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Locks | |
| #2 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Schmahl Paul | 14 |
| Publication | Filing date | Title |
|---|---|---|
| US963655A | Locking means for doors and the like. | |
| GB190900409A | Improvements in Fastening Means for Doors and the like | |
| GB189419766A | Improvements in or relating to Couplings for Hose Pipes and the like. | |
| GB189412995A | Improvements in Ladders. |