| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 4 | |
| #2 | Austria | 3 | |
| #3 | Canada | 3 | |
| #4 | Germany | 3 | |
| #5 | France | 3 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Machines | |
| #3 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Vehicle tyre repairing | |
| #2 | Linoleum | |
| #3 | Shaping of plastics | |
| #4 | Vehicle wheels |
| # | Name | Total Patents |
|---|---|---|
| #1 | Harter Ludwig | 3 |
| #2 | Akt Ges Gummiwerke Fulda | 2 |
| #3 | Fulda Akt-Ges Gummiwerke | 2 |
| Publication | Filing date | Title |
|---|---|---|
| DE612796C | Rubber tires for vehicles with fillings arranged in grooves under the usual anti-skid profile | |
| DE580164C | Process for the production of rubberized thread fabric inserts | |
| CA269236A | Tire | |
| DE518866C | Snow chain link | |
| CA269237A | Tire | |
| CA269238A | Vehicle wheel tire |