CPC Main Group
F16K 31/00 Operating means; Releasing devices
7 direct subcodes
Child Classifications
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- F16K 31/02 electric ; magnetic
- F16K 31/12 actuated by fluid ( ; fluid-actuated check valves F16K15/00; fluid-actuated safety valves F16K17/00)
- F16K 31/44 Mechanical actuating means