DIFF Subgroup
G01N 1/31 Apparatus therefor
Introduced: January 1995
Full Title
Full titles differ between systems:
IPC:
Sampling; Preparing specimens for investigation > Preparing specimens for investigation > Staining; Impregnating > Apparatus therefor
CPC:
Sampling; Preparing specimens for investigation > Preparing specimens for investigation (mounting specimens on microscopic slides G02B21/34; means for supporting the objects or the materials to be analysed in electron microscopes H01J37/20 ) > Staining; Impregnating > Apparatus therefor
Of 3 combined children, 0 exist in both systems.
3 codes are CPC-only extensions.
Note: 2 CPC extensions are marked as secondary classification only.
Child Classifications
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