BS 2457:1975
Specification for protractors for drawing office use
BSI Group , 01/31/1975
$80.00
$160.02
Includes preferred sizes, for circular and semi-circular protractors made from transparent plastics. Specifies qualities of suitable materials.Cross References:BS 3693:Part 1Replaces BS 2457:1954.
Product Information
Published:
01/31/1975
Pages:
8
ISBN:
0580080897
File Size:
1 file , 260 KB
Language:
English
Note:
This product is unavailable in Ukraine, Russia, Belarus
