| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 17 | |
| #2 | United Kingdom | 5 | |
| #3 | France | 4 | |
| #4 | Germany | 3 | |
| #5 | Canada | 2 | |
| #6 | United States | 2 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Measurement | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Venting or aerating devices | |
| #2 | Measuring volume | |
| #3 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kruschik Julius Dipl Ing | 3 |
| #2 | Klinger-Lohr Hubert Dr | 2 |
| #3 | Julius Kruschik | 2 |
| #4 | Huber Richard Dipl Ing | 2 |
| #5 | Klinger-Lohr Hubert | 1 |
| #6 | Zsalatz Dipl-Ing Johann | 1 |
| #7 | Huber Richard | 1 |
| #8 | Kruschik Julius | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB820473A | Improvements in illuminated liquid level indicators | |
| GB812434A | Reversible valve for alternative use as an opening valve or as a closing valve | |
| US2915087A | Valves | |
| US2856961A | Valves | |
| GB753942A | Improvements in valves | |
| GB751060A | Improvements in valves | |
| GB687637A | Improvements in or relating to a piston valve | |
| CA591412A | Illuminated liquid level indicator | |
| CA616198A | Piston valve |