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where a revolution in both directions is changed into a revolution in one direction

where a revolution in both directions is changed into a revolution in one direction · Cooperative Patent Classification (CPC)

Computing, optics, measurement, and control technologies.

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CPC classification statistics
Metric	Value
CPC code	G04B13/005
Official title	{where a revolution in both directions is changed into a revolution in one direction}
Display label	where a revolution in both directions is changed into a revolution in one direction
Total patents	4

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

Filing activity appears to be declining based on the most recent years.

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