Patent DE938680C successfully refreshed from Google Patents.
DE938680C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Stepless, electrical transmission gear
Assignee: Individual
•
Filing: 1952-03-14
•
Granted: 1957-01-03
•
Expires: 1972-03-14
Abstract
No abstract record available.
Inventors
- 👤 Paul H Dr-Ing Mueller
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-29 13:08
CPC Classifications
H; H02; H02K; H02K49/00; H02K49/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.