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DE664950C Expired / Lapsed DE ⏱️ 0.0 years remaining

Heating burners for smelting ovens, especially Siemens-Martin ovens

Assignee: Hoesch AG
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Filing: 1936-05-14
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Granted: 1938-09-09
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Expires: 1956-05-14
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Abstract

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Bibliographic Details

Application Number —
Jurisdiction DE
Data Source google_patents
Last Synchronized 2026-10-25 21:05
CPC Classifications
F; F23; F23D; F23D14/00

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