DE714459C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Drainage pipe for drainage systems
Assignee: FRANS VINK SEN
•
Filing: 1938-12-06
•
Granted: 1941-11-29
•
Expires: 1958-12-06
Abstract
No abstract record available.
Inventors
- 👤 Frans Vink Sen
- 👤 Willem Verhoog
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-03 12:32
CPC Classifications
E; E02; E02B; E02B11/00; E02B11/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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