DIFF Subgroup
G01N 1/30 Staining; Impregnating
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Sampling; Preparing specimens for investigation > Preparing specimens for investigation > Staining; Impregnating
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
CPC subdivides this area 3x more granularly than IPC with 2 additional codes.
2 codes are CPC-only extensions.
Note: 2 CPC extensions are marked as secondary classification only.
IPC defines codes here since 1995.
Child Classifications
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