Patent DE684285C successfully refreshed from Google Patents.
DE684285C
Expired / Lapsed
DE
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Rotary hearth furnace
Assignee: Vodafone GmbH
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Filing: 1937-09-21
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Granted: 1939-11-29
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Expires: 1957-09-21
Abstract
No abstract record available.
Inventors
- 👤 Heinrich Heetkamp
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-28 12:56
CPC Classifications
C; C21; C21D; C21D9/00; C21D9/0037
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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