| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Denmark | 11 | |
| #2 | Austria | 7 | |
| #3 | Switzerland | 6 | |
| #4 | United Kingdom | 3 | |
| #5 | Spain | 2 | |
| #6 | United States | 2 | |
| #7 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Control |
| # | Technology | |
|---|---|---|
| #1 | Coin-freed |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wiingaard Aage Georg Peter | 24 |
| #2 | Georg Peter Wiingaard Aage | 6 |
| Publication | Filing date | Title |
|---|---|---|
| ES108443A1 | Clock-Piggy Bank | |
| GB124385A | Improvements in Savings Clocks. | |
| US914907A | Clock combined with coin-freed winding-up apparatus. | |
| GB190802237A | Improvements in and relating to Clocks combined with Coin-freed Winding Up Apparatus | |
| GB190802236A | Improvements in and relating to Coin-freed Winding Up Apparatus in Clocks | |
| US912220A | Clock and coin-freed winding apparatus. | |
| CA196349A | Vending machine |