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DE477922C Expired / Lapsed DE ⏱️ 0.0 years remaining

Conical drainage pipes for the introduction and discharge of liquids

Assignee: RICH SIEBERT
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Filing: —
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Granted: 1929-06-15
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Expires: 1946-06-15
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Abstract

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Bibliographic Details

Application Number —
Jurisdiction DE
Data Source google_patents
Last Synchronized 2026-10-27 15:07
CPC Classifications
E; E02; E02B; E02B11/00; E02B11/005

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