US PATENT SUBCLASS 136 / 215
.~.~.~ Lens type

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

Internet Version by PATENTEC © 1999      Terms of Use


136 /   HD   BATTERIES: THERMOELECTRIC AND PHOTOELECTRIC

200  DF  THERMOELECTRIC {15}
213  DF  .~ Radiation pyrometer {2}
214  DF  .~.~ Including a ray concentrator (e.g., lens, mirror, etc.) {1}
215.~.~.~ Lens type

DEFINITION

Classification: 136/215

(under subclass 214) Apparatus wherein the concentrator is a ray transmitting and bending lens.