Patent DE684167C successfully refreshed from Google Patents.
DE684167C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Ribbed tube for artificial ice rinks
Assignee: Vodafone GmbH
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Filing: 1937-10-19
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Granted: 1939-11-23
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Expires: 1957-10-19
Abstract
No abstract record available.
Inventors
- 👤 Willi Gerhards
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-04 08:32
CPC Classifications
F; F25; F25C; F25C3/00; F25C3/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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