| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 5 | |
| #2 | Canada | 4 | |
| #3 | Belgium | 1 | |
| #4 | Germany | 1 | |
| #5 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Packaging and shipping | |
| #3 | Textiles and paper | |
| #4 | Measurement |
| # | Name | Total Patents |
|---|---|---|
| #1 | Verbeke Henry | 10 |
| Publication | Filing date | Title |
|---|---|---|
| CA1091141A | Handle forming apparatus | |
| DE2726875A1 | Appts. for folding, cutting and welding bag mouths for hand holes - to obtain tear resistant holes without added reinforcement | |
| FR2394461A1 | METHOD AND APPARATUS FOR WELDING AND FORMING A HANDLE IN A PLASTIC BAG | |
| CA1072436A | Handle forming apparatus | |
| US4031815A | Handle forming apparatus | |
| CA1013721A | Bag sealing apparatus and method of use | |
| CA1012935A | Plastic bag | |
| US3909334A | Packaging machine | |
| US3869842A | Bag sealing apparatus and method of use | |
| US3858789A | Plastic bag |