Professional and Scientific Goods Wholesaling

**Exclusions/References:** - Units mainly engaged in - (a) wholesaling cameras are included in Class 3494 Other Electrical and Electronic Good Wholesaling; and - (b) wholesaling binoculars or photographic film are included in Class 3499 Other Machinery and Equipment Wholesaling n.e.c. **Primary Activities:** - Aeronautical equipment wholesaling - Dental instrument or equipment wholesaling - Draughting instrument wholesaling - Mathematical instrument wholesaling - Medical equipment wholesaling - Navigation equipment wholesaling - Optical instrument wholesaling - Professional equipment wholesaling n.e.c. - Scientific equipment wholesaling - Surgical equipment wholesaling - X-ray equipment or film wholesaling