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DE574168C Expired / Lapsed DE ⏱️ 0.0 years remaining

Process for the production of hollow iron sleepers

Assignee: Vereinigte Stahlwerke AG
•
Filing: 1932-04-13
•
Granted: 1933-04-10
•
Expires: 1952-04-13
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Abstract

No abstract record available.

Inventors

  • 👤 Julius Grossweischede
  • 👤 Johannes Heinemann

Bibliographic Details

Application Number —
Jurisdiction DE
Data Source google_patents
Last Synchronized 2026-10-28 19:45
CPC Classifications
E; E01; E01B; E01B23/00; E01B23/10; E01B23/12

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