| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 14 | |
| #2 | Germany | 4 | |
| #3 | Canada | 3 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Packaging and shipping | |
| #4 | Measurement | |
| #5 | Chemical engineering | |
| #6 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Construction of roads | |
| #2 | Generating mechanical vibrations | |
| #3 | Transport or storage devices | |
| #4 | Foundations and excavations | |
| #5 | Crop agriculture | |
| #6 | Shafts | |
| #7 | Machines for making railways | |
| #8 | Measuring speed and acceleration | |
| #9 | Preparing clay | |
| #10 | Mixing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hans Waldvogel | 11 |
| #2 | Waldvogel Hans | 10 |
| #3 | Walter Haas-Farge | 1 |
| #4 | Brodmann Sohn Josef | 1 |
| #5 | Josef Brodmann-Stoecklin | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA500268A | Vibrating appliance | |
| CA498022A | Method for mixing concrete and a concrete mixing machine for carrying out the method | |
| CA508495A | Method for producing surfacings on the foundations of roads, aerodrome runways and railway embankments, and a device for performing the process |