Patent CH447233A successfully refreshed from Google Patents.
CH447233A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Artificial ice rink with an outdoor ice rink
Assignee: Escher Wyss Ag
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Filing: 1966-05-31
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Granted: —
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Expires: 1986-05-31
Abstract
No abstract record available.
Inventors
- 👤 Loch Erwin Dr Dipl-Ing
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-11-01 19:03
CPC Classifications
F; F25; F25C; F25C3/00; F25C3/02; F25B; F25B1/00; F25B47/00; F25B47/02; F25B47/022; F25B2341/00; F25B2341/001; F25B2341/0014
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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