Patent US3136288A successfully refreshed from Google Patents.
AT76268B
Expired / Lapsed
AT
⏱️ 0.0 years remaining
Device for cleaning boreholes for mining.
Assignee: Theo Bornemann
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Filing: 1917-05-21
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Granted: 1919-04-25
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Expires: 1937-05-21
Abstract
No abstract record available.
Inventors
- 👤 Theo Bornemann
- 👤 Albert Stahn
Bibliographic Details
Application Number
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Jurisdiction
AT
Data Source
google_patents
Last Synchronized
2026-10-26 22:06
CPC Classifications
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