Description

Includes preferred sizes, for circular and semi-circular protractors made from transparent plastics. Specifies qualities of suitable materials.

Cross References:
BS 3693:Part 1

Replaces BS 2457:1954.

Product Details

Published:

01/31/1975

ISBN(s):

0580080897

Number of Pages:

8

File Size:

1 file , 260 KB

Product Code(s):

99636, 99636, 00099636