DIFF Subgroup
F41G 1/44 Spirit-level adjusting means, e.g. for correcting tilt;
Introduced: September 1968
Title
Titles differ between systems:
IPC: Spirit-level adjusting-means, e.g. for correcting tilt
CPC: Spirit-level adjusting means, e.g. for correcting tilt;
Full Title
Full titles differ between systems:
IPC:
Sighting devices > Spirit-level adjusting-means, e.g. for correcting tilt
CPC:
Sighting devices (for indirect laying of fire F41G3/16; bombsights F41G3/24 ) > Spirit-level adjusting means, e.g. for correcting tilt;
No child classifications to compare. This is a leaf node in both IPC and CPC.