72463311
Jul 18, 1973
Oct 8, 1974
HERAEUS ELECTRO-NITE INTERNATIONAL N.V.
Active Trademark
OXYGEN SENSOR SYSTEM-NAMELY, A DEVICE FOR DETERMINING ACTIVE OXYGEN LEVELS IN MOLTEN METAL INCLUDING A PROBE FOR IMMERSION INTO A BATH OF MOLTEN METAL, A HOLDER FOR SUPPORTING THE PROBE, AND A RECORDER FOR DISPLAYING OR RECORDING READINGS OF THE PROBE
Fancy Goods