| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 5 | |
| #2 | Germany | 4 | |
| #3 | Spain | 2 | |
| #4 | United Kingdom | 2 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Grates | |
| #2 | Solid fuel combustion | |
| #3 | Preheating for stem generation | |
| #4 | Steam generation | |
| #5 | Handles for hand implements |
| Publication | Filing date | Title |
|---|---|---|
| GB256026A | A method of stoking furnaces | |
| GB227131A | Improvements in and relating to feed water purifiers | |
| DE376178C | Water pipe fire box for locomotive boilers | |
| DE351524C | Handle attachment for tools | |
| DE406582C | Grate with one or more swiveling grate parts | |
| DE397336C | Tilting grate |