CH50843A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Process for the production of secure ice sheets on bodies of water
Assignee: Jakob Bersinger
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Filing: 1910-03-03
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Granted: —
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Expires: 1930-03-03
Abstract
No abstract record available.
Inventors
- 👤 Jakob Bersinger
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-11-07 19:12
CPC Classifications
—
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