US PATENT SUBCLASS 356 / 243.4
.~ Surface standard

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


356 /   HD   OPTICS: MEASURING AND TESTING

243.1  DF  STANDARD {3}
243.4.~ Surface standard {4}
243.5  DF  .~.~> Color
243.6  DF  .~.~> Foreign object
243.7  DF  .~.~> Texture
243.8  DF  .~.~> Light intensity

DEFINITION

Classification: 356/243.4

Surface standard:

(under subclass 243.1) Standard wherein an exterior or interior veneer of an article or specimen is optically compared to a basis.