AUTORETARDER
Mark Identification

AUTORETARDER

Serial Number

76660567

Filing Date

May 25, 2006

Registration Date

Mar 13, 2007

Trademark by

J.A. WOOLLAM CO.

Classification Information

variable retarder in an ellipsometer system for use in enabling acquisition of sample characterizing data for measuring thickness and optical properties of semiconductor, disk drive, magnetic data, storage media, optical data storage media, thin films and multiple layer films on substrates and coatings, including temperature caused effects

Electrical and Scientific Apparatus