DIFF Subgroup Additional Only
C03B 2215/79 Uniting product and product holder during pressing, e.g. lens and lens holder
Full Title
Press-moulding glass > Uniting product and product holder during pressing, e.g. lens and lens holder
C03B 2215/79 Press-moulding glass > Uniting product and product holder during pressing, e.g. lens and lens holder