FR805260A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
New process for the protection of the wet perimeter of concrete pipes against the corrosive and mechanical action of wastewater
Assignee: Hermann Gutlin
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Filing: 1936-04-24
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Granted: 1936-11-16
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Expires: 1956-04-24
Abstract
No abstract record available.
Inventors
- 👤 Hermann Gutlin
- 👤 Pierre Liebenguth
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-28 08:25
CPC Classifications
E; E03; E03F; E03F3/00; E03F3/04
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References Cited (Backward Citations)
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