CN9031

90 Optical, Photographic, Cinematographic, Measuring, Checking, Precision, Medical or Surgical Instruments and Apparatus, Parts and Accessories Thereof

9031 (01/1988-..) Measuring or Checking Instruments, Appliances and Machines not Elsewhere Specified in Chapter 90, Profile Projectors

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90311000 (01/1988-..) Machines for Balancing Mechanical Parts

90312000 (01/1988-..) Test Benches for Motors, Generators, Pumps, Etc.

90313000 (01/1988-12/2006) Profile Projectors

90314000 (01/1988-12/1994) Optical Instruments, Appliances and Machines for Measuring or Checking, not Elsewhere Specified in Chapter 90

90314010 (01/1995-12/1995) Optical Instruments and Appliances for Automatically Inspecting Patterns on Masks or Reticles for Semiconductor Devices

90314020 (01/1995-12/1995) Optical Instruments and Appliances for Inspecting Photomasks for Semiconductor Devices

90314030 (01/1995-12/1995) Optical Instruments and Appliances for Measuring Surface Particulate Contamination on Semiconductor Wafers

90314090 (01/1995-12/1995) Optical Instruments and Appliances for Measuring or Checking, not Specified or Included Elsewhere in Chapter 90

90314100 (01/1996-..) Optical Instruments and Appliances for Inspecting Semiconductor Wafers or Devices or for Inspecting Photomasks or Reticles Used in Manufacturing Semiconductor Devices

90314900 (01/1999-12/2006) Optical Instruments, Appliances and Machines for Measuring or Checking, not Elsewhere Specified or Included in Chapter 90

90314910 (01/2007-..) Profile Projectors

90314990 (01/2007-..) Optical Instruments, Appliances and Machines for Measuring or Checking, not Elsewhere Specified or Included in Chapter 90

90318010 (01/1988-12/2005) Instruments, Appliances and Machines for Measuring or Checking, not Elsewhere Specified in Chapter 90, for Civil Aircraft (Excl. Optical)

90318031 (01/1988-12/1997) Electronic Instruments, Apparatus and Machines for Measuring or Checking Geometrical Quantities

90318032 (01/1998-..) Electronic Instruments, Apparatus and Machines for Inspecting Semiconductor Wafers or Devices or for Inspecting Photomasks or Reticles Used in Manufacturing Semiconductor Devices

90318034 (01/1998-..) Electronic Instruments, Apparatus and Machines for Measuring or Checking Geometrical Quantities (Excl. for Inspecting Semiconductor Wafers or Devices or for Inspecting Photomasks or Reticles Used in Manufacturing Semiconductor Devices)

90318038 (01/2006-..) Electronic Instruments, Apparatus and Machines for Measuring or Checking, N.e.s. in Chapter 90

90318039 (01/1988-12/2005) Electronic Instruments, Apparatus and Machines for Measuring or Checking, not Elsewhere Specified in Chapter 90

90318051 (01/1991-12/1996) Non-electronic Gauges (Excl. for Civil Aircraft)

90318059 (01/1991-12/1996) Instruments, Apparatus and Machines, for Measuring or Checking, (not Specified or Included Elsewhere in This Chapter) Non-electronic, for Measuring or Checking Geometrical Quantities, (Excl. for Civil Aircraft and Gauges)

90318091 (01/1997-..) Instruments, Appliances and Machines for Measuring or Checking Geometrical Quantities, Non-optical, Non-electronic (Excl. Hand-held Instruments for Measuring Length)

90318098 (01/2006-..) Non-electronic and Non-optical Instruments, Apparatus and Machines for Measuring or Checking, N.e.s. in Chapter 90

90318099 (01/1988-12/2005) Non-electronic and Non-optical Instruments, Apparatus and Machines for Measuring or Checking, not Elsewhere Specified in Chapter 90

90319010 (01/1988-12/2005) Parts and Accessories for Instruments, Appliances and Machines of Subheading 9031.80, for Civil Aircraft, N.e.s.

90319020 (01/1998-..) Parts and Accessories for Optical Instruments and Appliances for Inspecting Semiconductor Wafers or Devices or for Inspecting Photomasks or Reticles Used in Manufacturing Semiconductor Devices or for Measuring Surface Particulate Contamination on SemiconDuctor Wafers, N.e.s.

90319030 (01/1998-..) Parts and Accessories for Electronic Instruments, Apparatus and Machines for Inspecting Semiconductor Wafers or Devices or for Inspecting Photomasks or Reticles Used in Manufacturing Semiconductor Devices, N.e.s.

90319080 (01/1998-12/2005) Parts and Accessories for Instruments, Appliances and Machines for Measuring and Checking, N.e.s.

90319085 (01/2007-..) Parts and Accessories for Instruments, Appliances and Machines for Measuring and Checking, N.e.s.

90319090 (01/1988-12/1997) Parts and Accessories for Instruments, Appliances and Machines for Measuring and Checking, N.e.s. (Excl. for Civil Aircraft)