| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 7 | |
| #2 | Austria | 3 | |
| #3 | Canada | 3 | |
| #4 | Denmark | 3 | |
| #5 | Spain | 2 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Consumer goods | |
| #3 | Foods and drinks | |
| #4 | Chemical engineering |
| # | Technology | |
|---|---|---|
| #1 | Ice-boxes | |
| #2 | Textile treatments | |
| #3 | Kitchen equipment | |
| #4 | Domestic washing | |
| #5 | Foods |
| # | Name | Total Patents |
|---|---|---|
| #1 | Speidel Robert | 12 |
| #2 | Robert Speidel | 4 |
| Publication | Filing date | Title |
|---|---|---|
| ES103499A1 | Machine to wash especially potatoes, legumes, fruits and other food or feed. | |
| CA234471A | Refrigerator | |
| CA255705A | Air-filter | |
| CA213340A | Packing for conservation and transport of fresh fish, etc. |