Patent US4706468A successfully refreshed from Google Patents.
Patent CH216489A successfully refreshed from Google Patents.
CH216489A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Multi-stage axial compressor.
Assignee: Sulzer Ag
•
Filing: 1940-04-04
•
Granted: —
•
Expires: 1960-04-04
Abstract
No abstract record available.
Inventors
- 👤 Aktiengesellschaft Gebr Sulzer
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-10-29 12:57
CPC Classifications
F; F04; F04D; F04D19/00; F04D19/02; F04D19/028; F01; F01D; F01D5/00; F01D5/12; F01D5/14; F01D5/141; F01D5/142; F01D5/143; F04D29/00; F04D29/66; F04D29/68; F04D29/681
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.