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AT23115B
Expired / Lapsed
AT
⏱️ 0.0 years remaining
Staircase with steps resting on springs.
Assignee: Vaclav Cumpelik
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Filing: 1904-10-15
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Granted: 1906-02-26
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Expires: 1924-10-15
Abstract
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Inventors
- 👤 Vaclav Cumpelik
Bibliographic Details
Application Number
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Jurisdiction
AT
Data Source
google_patents
Last Synchronized
2026-10-25 20:32
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