DE695574C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Filter bag for cleaner in charcoal suction gas engine systems
Assignee: ERNA HAUCKE GEB KOEPPEN
•
Filing: 1936-07-26
•
Granted: 1940-08-28
•
Expires: 1956-07-26
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-31 18:52
CPC Classifications
C; C10; C10K; C10K1/00; C10K1/02; C10K1/024
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.