Patent US6319829B1 successfully refreshed from Google Patents.
Patent AT214827B successfully refreshed from Google Patents.
AT214827B
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AT
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Method for rolling socket pipes, in particular made of fiber cement
Assignee: Sociedade Tecnica De Hidraulic
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Filing: 1958-06-16
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Granted: 1961-04-25
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Expires: 1978-06-16
Abstract
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AT
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google_patents
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2026-11-09 19:46
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