Patent US1994657A successfully refreshed from Google Patents.
Patent DE500425C successfully refreshed from Google Patents.
DE500425C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Self-sealing stuffing box for centrifugal pumps
Assignee: HEINRICI KUNSTBRUNNEN GmbH
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Filing: 1928-12-13
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Granted: 1930-06-21
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Expires: 1948-12-13
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-05 10:29
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/08; F04D29/10; F04D29/106
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