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using tubes or the like filled with liquid, e.g. bubbling liquid

using tubes or the like filled with liquid, e.g. bubbling liquid · Cooperative Patent Classification (CPC)

Computing, optics, measurement, and control technologies.

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CPC classification statistics
Metric	Value
CPC code	G09F13/24
Official title	using tubes or the like filled with liquid, e.g. bubbling liquid
Display label	using tubes or the like filled with liquid, e.g. bubbling liquid
Total patents	10

Year-over-year patent counts classified under this CPC code.

Filing activity over the last five years is growing.

Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.