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PCE
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DIFF Subgroup
A01H 3/02

by controlling duration, wavelength, intensity, or periodicity of illumination

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Processes for modifying phenotypes > by controlling duration, wavelength, intensity, or periodicity of illumination

CPC:

Processes for modifying phenotypes (A01H4/00 takes precedence) > by controlling duration, wavelength, intensity, or periodicity of illumination

No child classifications to compare. This is a leaf node in both IPC and CPC.