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DE618C Expired / Lapsed DE ⏱️ 0.0 years remaining

Self-acting food fan

Assignee: F A Tippner
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Filing: 1877-09-01
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Granted: —
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Expires: 1897-09-01
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Abstract

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Bibliographic Details

Application Number —
Jurisdiction DE
Data Source google_patents
Last Synchronized 2026-10-24 03:00
CPC Classifications
F; F23; F23J; F23J11/00

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