CH310745A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Airborne sound-insulating partition.
Assignee: Koller Ernst
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Filing: 1953-01-12
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Granted: —
•
Expires: 1973-01-12
Abstract
No abstract record available.
Inventors
- 👤 Koller Ernst
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-11-02 04:45
CPC Classifications
E; E04; E04B; E04B2/00; E04B2/74; E04B2/7407; E04B2/7409
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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