| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 10 | |
| #2 | Austria | 2 | |
| #3 | Switzerland | 2 | |
| #4 | France | 2 | |
| #5 | United Kingdom | 2 | |
| #6 | Australia | 1 | |
| #7 | Belgium | 1 | |
| #8 | United States | 1 | |
| #9 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Control |
| # | Technology | |
|---|---|---|
| #1 | Coin-freed | |
| #2 | Money sorting |
| # | Name | Total Patents |
|---|---|---|
| #1 | Koch Edwin | 4 |
| #2 | Depenbrock Wilhelm | 3 |
| #3 | Schellhorn W | 2 |
| #4 | Koch E | 2 |
| #5 | Edwin Koch | 1 |
| #6 | Kreissler Karl-H | 1 |
| #7 | Weyers Heinrich | 1 |
| #8 | Hermann Lothar | 1 |
| #9 | Schellhorn Walter | 1 |
| #10 | Ofenloch Erich | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE2727764A1 | Automatic vending machine security system - has pushbuttons for different goods with mechanisms preventing fraudulent use by impacts on buttons | |
| GB1419574A | Coin release apparatus with coin return arrangement for automatic vending machines | |
| DE2039151A1 | Self-sellers for packing containers, such as bottles, cans or the like. | |
| DE1474872A1 | Self-seller with several wares for goods of different price levels |