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DIFF Main Group
G01N 19/00

Investigating materials by mechanical methods (G01N3/00 - G01N17/00 take precedence)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Investigating materials by mechanical methods

CPC: Investigating materials by mechanical methods (G01N3/00 - G01N17/00 take precedence)

Full Title

Full titles differ between systems:

IPC:

Investigating materials by mechanical methods

CPC:

Investigating materials by mechanical methods (G01N3/00 - G01N17/00 take precedence)

IPC and CPC are identically structured here. All 5 subcodes exist in both systems.

Child Classifications

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  • G01N 19/02 Measuring coefficient of friction between materials IPC+CPC Available in IPC and CPC
  • G01N 19/04 Measuring adhesive force between materials, e.g. of sealing tape, of coating IPC+CPC Available in IPC and CPC
  • G01N 19/06 Investigating by removing material, e.g. spark-testing IPC+CPC Available in IPC and CPC
  • G01N 19/08 Detecting presence of flaws or irregularities IPC+CPC Available in IPC and CPC
  • G01N 19/10 Measuring moisture content, e.g. by measuring change in length of hygroscopic filament; Hygrometers IPC+CPC Available in IPC and CPC