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AT137632B
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Process for the extrusion of heated, multi-layer solid or hollow blocks.
Assignee: Mannesmann Ag
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Filing: 1932-03-10
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Granted: 1934-05-25
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Expires: 1952-03-10
Abstract
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Bibliographic Details
Application Number
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AT
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google_patents
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2026-10-23 17:13
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