BS 3172:1987

Specification for screw threads for spectacle frames.

NORMA vydaná dňa 30.11.1987

Anglicky -
Elektronické PDF (260.40 EUR)

The information about the standard:

Designation standards: BS 3172:1987
Note: NEPLATNÁ
Publication date standards: 30.11.1987
The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
Country: British technical standard
Kategória: Technické normy BS