DE472864C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Device for increasing the productivity of petroleum probes by vibrating the pipe
Assignee: Siemens Schuckertwerke AG
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Filing: 1927-08-19
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Granted: 1929-03-06
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Expires: 1947-08-19
Abstract
No abstract record available.
Inventors
- 👤 Victor Gutmann
- 👤 Dipl-Ing Ludwig Steiner
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-24 01:15
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/003
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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