DIFF Subgroup
G01B 3/48 for internal screw-threads
Introduced: September 1968
Title
Titles differ between systems:
IPC: for internal screw threads
CPC: for internal screw-threads
Full Title
Full titles differ between systems:
IPC:
Measuring instruments characterised by the use of mechanical techniques > Plug gauges for internal dimensions with engaging surfaces which are at a fixed distance, although they may be preadjustable > for internal screw threads
CPC:
Measuring instruments characterised by the use of mechanical techniques > Plug gauges for internal dimensions with engaging surfaces which are at a fixed distance, although they may be preadjustable > for internal screw-threads
No child classifications to compare. This is a leaf node in both IPC and CPC.