NORMSERVIS s.r.o.

BS 139:1921

Red fir wood poles for telegraph and telephone lines.

STANDARD published on 1.1.1921

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The information about the standard:

Designation standards: BS 139:1921
Note: WITHDRAWN
Publication date standards: 1.1.1921
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Category: Technical standards BS