Patent US4717456A successfully refreshed from Google Patents.
Patent DE549906C successfully refreshed from Google Patents.
DE549906C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Device for deburring pipes
Assignee: ALBERT HEYROTH
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Filing: —
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Granted: 1932-05-04
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Expires: 1949-05-04
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-04 11:56
CPC Classifications
B; B23; B23B; B23B5/00; B23B5/16; B23B5/161; B23B5/163
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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