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DE649263C Expired / Lapsed DE ⏱️ 0.0 years remaining

Device for observing the work process in a sludge jet blower by means of light and sight glass

Assignee: Individual
•
Filing: 1935-08-27
•
Granted: 1937-08-19
•
Expires: 1955-08-27
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Abstract

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Bibliographic Details

Application Number —
Jurisdiction DE
Data Source google_patents
Last Synchronized 2026-10-24 18:32
CPC Classifications
B; B24; B24C; B24C9/00

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