| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 6 | |
| #2 | Germany | 4 | |
| #3 | France | 1 | |
| #4 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Textiles and paper | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Footwear manufacturing machines | |
| #2 | Shaping of plastics | |
| #3 | Mechanical leather treatments | |
| #4 | Fiber treatments | |
| #5 | Producing goods from plastic | |
| #6 | Certain plastics | |
| #7 | Fillers |
| # | Name | Total Patents |
|---|---|---|
| #1 | Heinrich Walther | 6 |
| #2 | Walther Heinrich | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1920157A | Vulcanizing press | |
| US1882533A | Machine for cementing leather soles to shoes | |
| US1854284A | Shoe cementing machine | |
| US1828265A | Machine for the manufacture of glued shoes | |
| US1709293A | Machine for attaching soles to lasted shoes | |
| US1737484A | Machine for manufacturing boots and shoes | |
| GB166945A | Improvements in pulling-over and lasting machines |