DE712681C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Process for the manufacture of cardboard barrier plates
Assignee: Individual
•
Filing: 1939-10-25
•
Granted: 1941-10-23
•
Expires: 1959-10-25
Abstract
No abstract record available.
Inventors
- 👤 Alfred Heinz
- 👤 Rudolf Heinz
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-28 11:42
CPC Classifications
B; B31; B31D; B31D3/00; B31D3/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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