https://www.dietzegroup.com/en/quality-technology/glass-metal-sealing-technology/
Feedthroughs which are produced with glass-to-metal sealing technology allow the electrical connection into hermetic packages.
glassmetalsealingtechnologydietze
https://www.christianbook.com/carousel-dreams-stories-from-past-ebook/susanne-dietze/9781643524726/pd/104036EB
Carousel Dreams: 4 Stories from the Past - eBook (9781643524726) by Susanne Dietze, Patty Smith Hall, Cynthia Hickey, Teresa Ives Lilly
from thecarouseldreamsstoriespast