| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 26 | |
| #2 | Austria | 2 | |
| #3 | Switzerland | 2 | |
| #4 | Belgium | 1 | |
| #5 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Civil engineering | |
| #3 | Chemical engineering | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Containers for goods storage | |
| #2 | Transferring liquids | |
| #3 | Cleaning | |
| #4 | Structural elements | |
| #5 | General building constructions | |
| #6 | Mixing | |
| #7 | Fluid dynamics |
| # | Name | Total Patents |
|---|---|---|
| #1 | Baltzer Walter | 25 |
| #2 | Walter Baltzer | 2 |
| Publication | Filing date | Title |
|---|---|---|
| DE2353927A1 | Corrugated board composite formwork and partition wall element - with folded or tubular cross arms cemented between two panels | |
| DE2349436A1 | Composite resin bonded waterproof cardboard static load plates - consists of two corrugated cardboard components joined by adhesive to cover plates | |
| DE1944673A1 | Pressurised container with attached gas - cylinder | |
| DE1675466B1 | Membrane for spray tank | |
| DE1294297B | Spray can for spraying liquids using propellant gas |