US PATENT SUBCLASS 356 / 400
.~ With light detector (e.g., photocell)

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

399  DF  BY ALIGNMENT IN LATERAL DIRECTION {2}
400.~ With light detector (e.g., photocell)

DEFINITION

Classification: 356/400

With light detector (e.g., photocell):

(under subclass 399) Subject matter including means responsive to light.