1
Fritz Aldinger, Albrecht Bischoff, Richard Keilberth, Franz Sperner: Electrode connecting cable for cardiac pacemaker. Heraeus Quarschmelze, Frishauf Holtz Goodman & Woodward, April 30, 1985: US04514589 (28 worldwide citation)

A cable for connecting a cardiac pacemaker to an electrode inserted in the heart through the blood stream utilizes a die-clad conductor or a number ofthem, especially several die-clad strands forming a twisted conductor of the stranded type, enclosed in a covering tube of a synthetic elastomer. The ...


2
Helmut Leber, Nigel R Whippey: Method for the continuous production of a tube or rod of vitreous fused silica. Heraeus Quarschmelze, Felfe & Lynch, May 8, 1990: US04923497 (7 worldwide citation)

A method for the continuous production of a tube or rod of vitreous fused silica. Silicon dioxide in particle form is heated in a crucible to the softening temperature and is withdrawn contiuously downward from a bottom outlet opening in which a shaping tool is disposed. In the annular space between ...