| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 5 | |
| #2 | Spain | 5 | |
| #3 | Canada | 3 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Fire-fighting |
| # | Name | Total Patents |
|---|---|---|
| #1 | Joseph Humblet | 5 |
| #2 | Humblet Joseph | 3 |
| Publication | Filing date | Title |
|---|---|---|
| ES133955A1 | Improvements in the manufacture of fire extinguishing equipment. | |
| ES133957A1 | Improvements in fire extinguishing equipment. | |
| ES133959A1 | Improvements in fire protection installations. | |
| CA363787A | Fire protecting means | |
| CA363106A | Extinguisher | |
| CA335181A | Valve |