| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Spain | 6 | |
| #2 | Austria | 4 | |
| #3 | Denmark | 4 | |
| #4 | Switzerland | 3 | |
| #5 | United Kingdom | 3 | |
| #6 | Finland | 1 | |
| #7 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Closing and opening bottles |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wattne Fredrik | 15 |
| #2 | Lende Torkel J | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB190709245A | Improvements in Boxes or Tins for Containing Preserved Food, or the like. | |
| GB190626415A | Improvements in Seaming Machines for Tin Cans and the like. | |
| US671740A | Combined tin-can opener and knife and fork. | |
| GB190017620A | Improvements in and relating to Tin-openers. |