Mark Identification

NANOGRID

Serial Number

75059829

Filing Date

Feb 20, 1996

Registration Date

Feb 3, 1998

Trademark by

OPTRA INC.

Classification Information

two-dimensional grating and planar metrology systems for use in measuring dual-axis in-plane displacements, comprising a sensor head, 2-dimensional planar grating, dual-axis processor and interface cable

Electrical and Scientific Apparatus