Patent DE648920C successfully refreshed from Google Patents.
DE648920C
Expired / Lapsed
DE
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Device for expanding the cooling pipes of contact ovens
Assignee: Fried Krupp Germaniawerft AG
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Filing: 1935-12-28
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Granted: 1937-08-13
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Expires: 1955-12-28
Abstract
No abstract record available.
Inventors
- 👤 Max Schubert
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-23 16:49
CPC Classifications
B; B21; B21C; B21C37/00; B21C37/06; B21C37/15; B21C37/22; B21C37/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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