DIFF Subgroup
G01K 11/22 using measurement of acoustic effects
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Measuring temperature based on physical or chemical changes not covered by group , , , or > using measurement of acoustic effects
CPC:
Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 > using measurement of acoustic effects
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
Child Classifications
Navigate with arrow keys, Enter to open