Patent US1692700A successfully refreshed from Google Patents.
DE594367C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Device for corrugating sub-chambers for water tube boilers
Assignee: Krupp Stahl AG
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Filing: 1932-10-02
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Granted: 1934-03-16
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Expires: 1952-10-02
Abstract
No abstract record available.
Inventors
- 👤 Karl Boehle
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-23 14:44
CPC Classifications
B; B21; B21D; B21D15/00; B21D15/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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