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Arrangements or means for noise reduction

Arrangements or means for noise reduction · Cooperative Patent Classification (CPC)

Textile and paper production, treatment, and products.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
Metric	Value
CPC code	D03D49/027
Official title	{Arrangements or means for noise reduction}
Display label	Arrangements or means for noise reduction
Total patents	12

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

Filing activity over the last five years is stable.

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