| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 5 | |
| #2 | Canada | 4 | |
| #3 | United States | 2 | |
| #4 | France | 1 | |
| #5 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Control | |
| #2 | Machine tools | |
| #3 | Consumer goods | |
| #4 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Coin-freed | |
| #2 | Money sorting | |
| #3 | Locks | |
| #4 | Grinding or polishing devices | |
| #5 | Ice-boxes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Stegeman Berend | 3 |
| #2 | Glen John Wilson | 2 |
| #3 | Smith Jack | 1 |
| #4 | Stegeman B | 1 |
| #5 | Purvis Glen | 1 |
| #6 | Peterson Albert | 1 |
| #7 | Mc Laughlin G | 1 |
| #8 | Nielsen H | 1 |
| #9 | Nielsen Helmer Birkebeck | 1 |
| #10 | Nielsen Helmer B | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE2317719A1 | ELECTRICAL CONTROL IN A COIN MACHINE AND SALES CHUTE DEVICE FOR A MACHINE OF THIS TYPE | |
| CA957992A | Vending machine | |
| US3767280A | Locking system for filing cabinets | |
| CA707987A | Door mounting | |
| CA786657A | Gate opening mechanism for coin testing device | |
| CA807011A | Paper match holder and dispenser |