Patent DE921172C successfully refreshed from Google Patents.
DE921172C
Expired / Lapsed
DE
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Mobile, extendable ladder structure
Assignee: Individual
•
Filing: 1949-01-19
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Granted: 1954-12-09
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Expires: 1969-01-19
Abstract
No abstract record available.
Inventors
- 👤 Richard Gladewitz
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-01 10:02
CPC Classifications
E; E04; E04G; E04G1/00; E04G1/18; E04G1/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
AT1530B
Cited
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