| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 50 | |
| #2 | Germany | 4 | |
| #3 | Canada | 1 | |
| #4 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Civil engineering | |
| #3 | Surface technology and coating | |
| #4 | Agriculture | |
| #5 | Machine tools | |
| #6 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Alloys | |
| #2 | Coating metallic material | |
| #3 | Structural elements | |
| #4 | Pig-iron processing | |
| #5 | Casting metal | |
| #6 | Crop agriculture | |
| #7 | Metal tempering | |
| #8 | Swimming pools | |
| #9 | Explosive charges | |
| #10 | Soldering, welding and flame cutting |
| # | Name | Total Patents |
|---|---|---|
| #1 | Herzog Eugene | 4 |
| #2 | Pals Pierre | 2 |
| #3 | Herzog | 1 |
| #4 | Fold Maurice | 1 |
| #5 | Palmyre Fould Maurice | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1977182A | Corrosion-resisting ferrous alloy adapted for forging and casting purpcses | |
| DE656250C | Iron alloy with copper and tungsten | |
| DE471071C | Device for conveying heavy or very hot workpieces by means of rollers rolling on the support surface | |
| DE441284C | Block stripper hanging on a crane hook | |
| CA256826A | Manganese steel | |
| DE420471C | Device for the revitalization of meadows |