| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Telecommunications | |
| #3 | Transport | |
| #4 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Electric switches | |
| #2 | Transmission | |
| #3 | Guiding railway traffic | |
| #4 | Feeding fuel to combustion device | |
| #5 | Resistors |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kramer Hans Von | 7 |
| #2 | Hans Von Kramer | 5 |
| #3 | Krapp Gisbert | 2 |
| #4 | Kapp Gisbert Dr | 1 |
| Publication | Filing date | Title |
|---|---|---|
| AU1318314B | Improvements in meansfor theregulation or control of railway and like traffic | |
| AU818013B | Improvements in means forthe regulation or control of railway and like traffic | |
| AU478012B | Improved means forthe regulation and control of railway and like traffic | |
| AU478212B | Improvements in resonating relays | |
| AU1966310B | Improvements in inductive wireless telephone installations |