Patent US1339355A successfully refreshed from Google Patents.
AT57163B
Expired / Lapsed
AT
⏱️ 0.0 years remaining
Reinforced concrete hollow body.
Assignee: Hugo Keintzel
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Filing: 1911-03-14
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Granted: 1913-01-10
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Expires: 1931-03-14
Abstract
No abstract record available.
Inventors
- 👤 Hugo Keintzel
- 👤 Adolf Pfeningberger
Bibliographic Details
Application Number
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Jurisdiction
AT
Data Source
google_patents
Last Synchronized
2026-11-01 12:18
CPC Classifications
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