| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Netherlands | 3 | |
| #2 | Austria | 1 | |
| #3 | Switzerland | 1 | |
| #4 | Germany | 1 | |
| #5 | Denmark | 1 | |
| #6 | France | 1 | |
| #7 | United Kingdom | 1 | |
| #8 | Italy | 1 | |
| #9 | Japan | 1 | |
| #10 | Portugal | 1 | |
| #11 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Packaging | |
| #2 | Treating harvested food |
| # | Name | Total Patents |
|---|---|---|
| #1 | Keulen Frans Van | 2 |
| #2 | Van Keulen Frans | 1 |
| #3 | Furansu Ban Kuuren | 1 |
| #4 | Keulen F V | 1 |
| Publication | Filing date | Title |
|---|---|---|
| NL7706704A | Onion tailing machine - has slotted conveyor with air blow to orient the tails through the slots and rotating cutters below the belt | |
| FR2324519A1 | APPARATUS FOR FILLING THE BAGS | |
| NL7602181A | Depositing card from stack in container into bag - by telescopic suction tube lifting card and subsequently releasing it over bag |