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Heraus Quarzglas GmbH & Co. KG
| Heraus Quarzglas GmbH & Co. KG Patent applications | ||
| Patent application number | Title | Published |
|---|---|---|
| 20090277223 | Method and apparatus for producing a crucible of quartz glass - The invention starts from a method for producing a crucible of quartz glass in that SiO | 11-12-2009 |