DIFF Subgroup
G02B 23/06 having a focussing action, e.g. parabolic mirror
Introduced: September 1968
Title
Titles differ between systems:
IPC: having a focusing action, e.g. parabolic mirror
CPC: having a focussing action, e.g. parabolic mirror
Full Title
Full titles differ between systems:
IPC:
Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices > involving prisms or mirrors > having a focusing action, e.g. parabolic mirror
CPC:
Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices > involving prisms or mirrors (G02B23/14 takes precedence) > having a focussing action, e.g. parabolic mirror
No child classifications to compare. This is a leaf node in both IPC and CPC.