Tech PDF

Browsing Category: BS

BS

BS 1000[621.7]:1977

Universal Decimal Classification. English full edition-Plastic or chipless working, forming and treatment of materials
standard by BSI Group, 06/30/1977

BS

BS 109:1921

Air-break knife switches and air-break isolating switches for voltages not exceeding 660 volts excluding totally-enclosed and flame proof types
standard by BSI Group, 01/30/1933