| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Belgium | 4 | |
| #2 | Germany | 4 | |
| #3 | United States | 2 | |
| #4 | Austria | 1 | |
| #5 | France | 1 | |
| #6 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Packaging and shipping | |
| #3 | Basic materials chemistry | |
| #4 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Cleaning | |
| #2 | Cleaning | |
| #3 | Containers for goods storage | |
| #4 | Bending wood | |
| #5 | Transport or storage devices | |
| #6 | Liquid hydrocarbon mixture production |
| # | Name | Total Patents |
|---|---|---|
| #1 | Riefling August | 2 |
| #2 | Strohl Friedrich | 2 |
| #3 | Neubecker C A | 1 |
| #4 | Riddel Kurt | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1323561A | Cleaning and or filling metal casks | |
| US1155767A | Cask-hooping machine. | |
| US1003014A | Automatic keg washing and sprinkling machine. |