DE920440C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Spring base for chair and armchair seats
Assignee: HORST KNIPPENBERG DIPL KFM
•
Filing: 1949-10-11
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Granted: 1954-11-22
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Expires: 1969-10-11
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-07 09:29
CPC Classifications
A; A47; A47C; A47C7/00; A47C7/02; A47C7/35
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
AT126935B
Cited
US2305530A
Cited
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