| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 14 | |
| #2 | France | 4 | |
| #3 | Austria | 2 | |
| #4 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Basic materials chemistry | |
| #2 | Chemical engineering | |
| #3 | Machine tools | |
| #4 | Transport | |
| #5 | Packaging and shipping | |
| #6 | Civil engineering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Muller Wilhelm | 2 |
| #2 | Mueller Wilhelm | 1 |
| #3 | Meguin A G | 1 |
| #4 | Bonner Carl | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE407542C | Smoldering pit-moist raw lignite u. like in the rotary kiln | |
| DE409407C | Device for the adjustable and gradual separation of laundry items | |
| GB184816A | Combined magnetic and wet separating process for the treatment of partly combusted fuel | |
| DE348326C | Device for loading coke | |
| DE360970C | Car tipper with lifting bridge | |
| DE396439C | Roller press for the production of briquettes |