UCAL
COLORLESS
SILICONE WATER REPELLENT
....
UNION CARBIDE ASIA LIMITED SHELL HOUSE HONG KONG TEL. 27722.
THE HONG KONG & FAR EAST BUILDER · VOLUME 17, NUMBER 6
UC 1/63
5
UCAL
COLORLESS
SILICONE WATER REPELLENT
....
UNION CARBIDE ASIA LIMITED SHELL HOUSE HONG KONG TEL. 27722.
THE HONG KONG & FAR EAST BUILDER · VOLUME 17, NUMBER 6
UC 1/63
5