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Class Information
Number: 356/900
Name: Optics: measuring and testing > Interferometers (go1b 9/02)

Sub-classes under this class:

Class Number Class Name Patents
356/902 Involving diffraction gratings (go1b 9/02g) 0
356/901 Involving fiber optics or integrated optics (go1b 9/02f) 4
356/903 Using holographic techniques (go1b 9/021) 0

Patents under this class:

Patent Number Title Of Patent Date Issued
8520279 Micro movable device and interferometer Aug. 27, 2013
8503701 Optical sensing in a directional MEMS microphone Aug. 6, 2013

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