Patent CH217306A successfully refreshed from Google Patents.
CH217306A
Expired / Lapsed
CH
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Device for the pressure- and vacuum-tight execution of a rotary movement through a wall.
Assignee: Berger Karl
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Filing: 1940-08-24
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Granted: —
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Expires: 1960-08-24
Abstract
No abstract record available.
Inventors
- 👤 Berger Karl
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-10-24 10:37
CPC Classifications
F; F16; F16L; F16L5/00; F16L5/02; F16L5/10; F16J; F16J15/00; F16J15/50; F16J15/52; F16J15/525
Claims Analysis
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References Cited (Backward Citations)
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