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FR560834A Expired / Lapsed FR ⏱️ 0.0 years remaining

Reinforced concrete and ash bleachers for sports facilities and others

Assignee: Horace Elliot Holt
•
Filing: 1923-01-09
•
Granted: 1923-10-11
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Expires: 1943-01-09
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Abstract

No abstract record available.

Inventors

  • 👤 Horace Elliot Holt
  • 👤 Max Verstappen

Bibliographic Details

Application Number —
Jurisdiction FR
Data Source google_patents
Last Synchronized 2026-11-06 15:46
CPC Classifications
E; E04; E04H; E04H3/00; E04H3/10; E04H3/12

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