73014771
Mar 1, 1974
Apr 8, 1975
HERAEUS ELECTRO-NITE INTERNATIONAL N.V.
Active Trademark
EXPENDABLE IMMERSION APPARATUS FOR THE MEASUREMENT OF THE TEMPERATURE OF MOLTEN METAL INTO WHICH THE UNIT IS IMMERSED AND OF THE TEMPERATURE OF A SAMPLE OF THE MOLTEN METAL AS THE SAMPLE COOLS
Electrical and Scientific Apparatus