| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 3 | |
| #2 | Switzerland | 3 | |
| #3 | Denmark | 2 | |
| #4 | Spain | 2 | |
| #5 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Containers for goods storage | |
| #2 | Punching metal |
| # | Name | Total Patents |
|---|---|---|
| #1 | Defauw Marcel | 5 |
| #2 | Marcel Defauw | 3 |
| Publication | Filing date | Title |
|---|---|---|
| ES247326A3 | Procedure for reforming the rebound of metal drinks (Machine-translation by Google Translate, not legally binding) | |
| CA499801A | Production of metal packages | |
| CA495313A | Method and machinery for the production of strengthened metal packages | |
| CA506718A | Metal drums and process of manufacture |