Section - 18 - Optical, photographic, cinematographic, measuring, checking, precision, medical or surgical instruments and apparatus; clocks and watches; musical instruments; parts and accessories thereof

Code Chapter
90 Chapter 90 : Optical, photographic, cinematographic, measuring, checking, precision, medical or surgical instruments and apparatus; parts and accessories thereof
91 Chapter 91 : Clocks and watches and parts thereof
92 Chapter 92 : Musical instruments; parts and accessories of such articles