Document Type and Number:
Japanese Patent JPS52131037
Kind Code:
U
Abstract:
A pad of homogeneous material has a closed, substantially smooth surface. It is age-resistant, wear-resistant and agreeable on the skin. It can be permanently connected to the material used for spectacle frames, made of transparent to opaque material and made with a lustrous surface. It has a Shore D hardness of 10 to 30 measured in accordance with DIN 53 505 and can be manufactured by injection molding.
Application Number:
JP3728877U
Publication Date:
October 05, 1977
Filing Date:
March 26, 1977
Export Citation:
International Classes:
G02C5/12; (IPC1-7): G02C5/00
Domestic Patent References:
| JPS251617Y1 | ||||
| JPS3523353Y1 |