| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Control | |
| #3 | Civil engineering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Botnick Irlin | 6 |
| Publication | Filing date | Title |
|---|---|---|
| DE2610392A1 | Hydrant for installation in wall - has automatically opening ventilation and drainage channels released by valve cone displaced by externally actuated spindle | |
| DE2528936A1 | Water stop and waste valve - includes filter with automatic shut-off when filter is removed | |
| CA953610A | Push button operated sliding plate mixing valve | |
| CA949427A | Selectable temperature mixing valve | |
| CA782855A | Push-button mixing valve |