Patent US5918018A successfully refreshed from Google Patents.
Patent CH270749A successfully refreshed from Google Patents.
CH270749A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Rotary valve used to close pipelines.
Assignee: Von Roll Ag
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Filing: 1948-06-28
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Granted: —
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Expires: 1968-06-28
Abstract
No abstract record available.
Inventors
- 👤 Gesellschaft Der Ludw Von R Ag
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-11-08 05:18
CPC Classifications
F; F16; F16K; F16K5/00; F16K5/08; F16K5/14; F16K5/20; F16K5/205
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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