• All sections
• F - Mechanical engineering; lighting; heating; weapons; blasting
• F16K - Valves; taps; cocks; actuating-floats; devices for venting or aerating
• F16K 5/04 - Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having cylindrical surfaces; Packings therefor

Patent holdings for IPC class F16K 5/04

Total number of patents in this class: 604

10-year publication summary

Principal owners for this class