FR817841A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Composite sheets
Assignee: Compagnie de Saint Gobain SA
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Filing: 1937-02-15
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Granted: 1937-09-11
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Expires: 1957-02-15
Abstract
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Inventors
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Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-23 06:09
CPC Classifications
D; D21; D21J; D21J1/00; D21J1/16
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