DE676295C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Monitoring device for multi-phase systems
Assignee: International Standard Electric Corp
•
Filing: 1932-12-18
•
Granted: 1939-06-02
•
Expires: 1952-12-18
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-06 20:08
CPC Classifications
H; H02; H02H; H02H3/00; H02H3/26; H02H3/32; H02H3/34
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.