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PCE
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Search for IPC and CPC classification codes or keywords
DIFF Subgroup
G01N 21/05

Flow-through cuvettes (G01N21/09 takes precedence; handling fluid samples G01N1/10)

Introduced: January 1980

Title

Titles differ between systems:

IPC: Flow-through cuvettes

CPC: Flow-through cuvettes (G01N21/09 takes precedence; handling fluid samples G01N1/10)

Full Title

Full titles differ between systems:

IPC:

Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light > Arrangements or apparatus for facilitating the optical investigation > Cuvette constructions > Flow-through cuvettes

CPC:

Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light (G01N3/00 - G01N19/00 take precedence) > Arrangements or apparatus for facilitating the optical investigation > Cuvette constructions > Flow-through cuvettes (G01N21/09 takes precedence; handling fluid samples G01N1/10)

Of 4 combined children, 0 exist in both systems.

4 codes are CPC-only extensions.

Note: 4 CPC extensions are marked as secondary classification only.

Child Classifications

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