| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 11 | |
| #2 | Austria | 1 | |
| #3 | Switzerland | 1 | |
| #4 | France | 1 | |
| #5 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Transport | |
| #3 | Machines | |
| #4 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Scaffolding | |
| #2 | Load transportation vehicles | |
| #3 | Vehicle suspension arrangements | |
| #4 | Foundations and excavations | |
| #5 | Shaping clay | |
| #6 | Construction of roads | |
| #7 | Hand carts | |
| #8 | Roof coverings | |
| #9 | Transport or storage devices | |
| #10 | Swimming pools |
| # | Name | Total Patents |
|---|---|---|
| #1 | Freudlsperger Fritz | 8 |
| #2 | Pieper Eberhard | 5 |
| #3 | Schmitzer Heinrich | 3 |
| #4 | Edmaier Rudolf | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3985237A | Device to raise and lower box-shaped construction elements, in particular prefabricated garages | |
| DE2443497A1 | Hand truck for stacked materials - has lever arrangement for gripping stacks from sides with vertical position truck |