FR792947A
Expired / Lapsed
FR
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Process for the production of mineral wool
Assignee: Wilhelm Zimmermann
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Filing: 1935-07-26
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Granted: 1936-01-13
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Expires: 1955-07-26
Abstract
No abstract record available.
Inventors
- 👤 Wilhelm Zimmermann
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-29 20:08
CPC Classifications
C; C03; C03C; C03C13/00; C03C13/06
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