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Patent DE819670C successfully refreshed from Google Patents.
DE819670C
Expired / Lapsed
DE
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Method and device for serial production of prestressed concrete parts
Assignee: Individual
•
Filing: 1949-12-30
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Granted: 1951-11-05
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Expires: 1969-12-30
Abstract
No abstract record available.
Inventors
- 👤 Erwin Dipl-Ing Bross
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-01 22:07
CPC Classifications
B; B28; B28B; B28B23/00; B28B23/02; B28B23/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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