AT51281B
Expired / Lapsed
AT
⏱️ 0.0 years remaining
Welded U-shaped superheater element for flue pipe superheater and method of making the same.
Assignee: Lauchhammer Ag
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Filing: 1908-04-04
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Granted: 1911-12-27
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Expires: 1928-04-04
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Bibliographic Details
Application Number
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AT
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google_patents
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2026-10-29 00:35
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