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Heraeus Quarschmelze GmbH
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Hanau, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Method for the continuous production of a tube or rod of vitreous f...
Patent number
4,923,497
Issue date
May 8, 1990
Heraeus Quarschmelze GmbH
Helmut Leber
C03 - GLASS MINERAL OR SLAG WOOL
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Patent Grant
Electrode connecting cable for cardiac pacemaker
Patent number
4,514,589
Issue date
Apr 30, 1985
Heraeus Quarschmelze GmbH
Fritz Aldinger
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE