| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 4 | |
| #2 | France | 4 | |
| #3 | Denmark | 2 | |
| #4 | United Kingdom | 2 | |
| #5 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Surface technology and coating | |
| #3 | Basic materials chemistry | |
| #4 | Machine tools | |
| #5 | Machines | |
| #6 | Mechanical elements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Zondag Nicolaas | 1 |
| #2 | H Mulder Edo | 1 |
| #3 | Mulder Edo H | 1 |
| #4 | Horst Henderik Van Der | 1 |
| #5 | Horst Hendrik Van Der | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE1652585A1 | Process for welding pipes | |
| DE1627526A1 | Process for the mutual connection of workpieces | |
| DE1228739B | Aqueous lubricating oil emulsion | |
| GB518694A | Improvements in or relating to chromium surface layers on cylinder bores | |
| CA853665A | Method for mutually connecting work-pieces and work-pieces mutually connected by said method |