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CPC Subgroup
F42B 22/14

at a variable depth setting

Full Title

Marine mines, e.g. launched by surface vessels or submarines (F42B12/00 takes precedence; for practice or training F42B8/28; mine laying or sweeping B63G) > Moored mines > at a variable depth setting

3 direct subcodes

Child Classifications

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  • F42B 22/16 using mechanical means, e.g. plummet and float
  • F42B 22/18 using hydrostatic means
  • F42B 22/20 using magnetic or acoustic depth-control means