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DE574164C Expired / Lapsed DE ⏱️ 0.0 years remaining

Flue gas feed water and air preheaters arranged one above the other and divided into groups

Assignee: Individual
•
Filing: 1929-11-24
•
Granted: 1933-04-10
•
Expires: 1949-11-24
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Abstract

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Bibliographic Details

Application Number —
Jurisdiction DE
Data Source google_patents
Last Synchronized 2026-11-01 21:04
CPC Classifications
F; F22; F22D; F22D1/00; F22D1/36; F22D1/38; F22G; F22G5/00; F22G5/04

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