| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 6 | |
| #2 | France | 2 | |
| #3 | Germany | 1 | |
| #4 | Spain | 1 | |
| #5 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Electrical machinery and energy | |
| #3 | Materials and metallurgy |
| # | Technology | |
|---|---|---|
| #1 | Making metal sheets | |
| #2 | Presses | |
| #3 | Treatment of glass | |
| #4 | Electric incandescent lamps |
| # | Name | Total Patents |
|---|---|---|
| #1 | Licht A-G | 6 |
| Publication | Filing date | Title |
|---|---|---|
| ES165606A1 | A new metal high pressure vapor lamp | |
| GB170583A | Process and device for the manufacture of wires from metal having a high melting point | |
| DE417839C | Production of round moldings from refractory metal using dies |