CPC Subgroup
G02C 5/06 with resilient means
Full Title
Constructions of non-optical parts > Bridges; Browbars; Intermediate bars (nose engaging-surfaces G02C5/12) > with resilient means
G02C 5/06 Constructions of non-optical parts > Bridges; Browbars; Intermediate bars (nose engaging-surfaces G02C5/12) > with resilient means