DE580042C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Lowering device on sewing machines
Assignee: L O DIETRICH
•
Filing: —
•
Granted: 1933-07-05
•
Expires: 1950-07-05
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-03 06:41
CPC Classifications
D; D05; D05B; D05B75/00; D05B75/06
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.