Patent CH457306A successfully refreshed from Google Patents.
CH457306A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Construction kit made of stackable components, in particular for building sewer shafts, sewage wells, pump pits or the like
Assignee: Stenberg Flygt Ab
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Filing: 1967-08-03
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Granted: —
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Expires: 1987-08-03
Abstract
No abstract record available.
Inventors
- 👤 Englesson Sixten
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-11-08 01:44
CPC Classifications
E; E03; E03F; E03F5/00; E03F5/02; E03F5/024; E03F5/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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