DE844810C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Process for the production of multi-layer, storey-high building walls made of hardening, porous material, such as. B. lightweight concrete, by means of a paver
Assignee: Individual
•
Filing: 1950-07-29
•
Granted: 1952-07-24
•
Expires: 1970-07-29
Abstract
No abstract record available.
Inventors
- 👤 Johannes Krause
- 👤 Ernst August Dr-Ing Steinbrink
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-04 08:24
CPC Classifications
B; B28; B28B; B28B13/00; B28B13/02; B28B1/00; B28B1/50; B28B13/0215; B28B13/022; B28B17/00; B28B17/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.