US PATENT SUBCLASS 257 / 680
.~ With window means


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

Internet Version by PATENTEC © 1999      Terms of Use



257 /   HD   ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES)

678  DF  HOUSING OR PACKAGE {18}
680.~ With window means {1}
681  DF  .~.~> For erasing EPROM


DEFINITION

Classification: 257/680

With window means:

Subject matter under 678 wherein the housing or package has a physical opening or area otherwise transparent to ultraviolet, visible, or infrared light.