| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 7 | |
| #2 | United Kingdom | 4 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Engines, pumps and turbines | |
| #3 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Manufacturing processes | |
| #2 | Rotary pistons | |
| #3 | Internal-combustion piston engines | |
| #4 | Positive-displacement engines | |
| #5 | Heat-exchanger with contact |
| # | Name | Total Patents |
|---|---|---|
| #1 | Mcmaster Harold Ashley | 4 |
| #2 | Nitschke Norman Carl | 4 |
| #3 | Mcmaster Harold A | 2 |
| #4 | Nitschke D M | 1 |
| #5 | Nitschke John Stephen | 1 |
| #6 | Nitschke J S | 1 |
| #7 | Mcmaster H A | 1 |
| Publication | Filing date | Title |
|---|---|---|
| AU1254076A | Glass tempering system and apparatus | |
| GB1350210A | Rotary-positive displacement machine |