CH270782A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Device for introducing substances into an alternating pressure chamber.
Assignee: Ag Maproman
•
Filing: 1947-05-30
•
Granted: —
•
Expires: 1967-05-30
Abstract
No abstract record available.
Inventors
- 👤 Ag Maproman
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-11-04 03:00
CPC Classifications
F; F23; F23C; F23C15/00; B; B01; B01J; B01J3/00; B01J3/06; B01J3/08; F24; F24C; F24C1/00; F24H; F24H1/00
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.