90153000

Levels

90154000

Photogrammetrical surveying instruments and appliances

901580

Other instruments and appliances:

90158010

Radio-sonde and radio wind apparatus

90158090

Other

90159000

Parts and accessories

90160000

Balances of a sensitivity of 5 cg or better, with or without weights.

9017

Drawing, marking-out or mathematical calculating instruments (for example, drafting machines, pantographs, protractors, drawing sets, slide rules, disc calculators); instruments for measuring length, for use in the hand (for example, measuring rods and tapes, micrometers, callipers), not specified or included elsewhere in this Chapter.

901710

Drafting tables and machines, whether or not automatic:

90171010

Plotters

90171090

Other

901720

Other drawing, marking-out or mathematical calculating instruments: