← Back to Patent Explorer
CH230477A Expired / Lapsed CH ⏱️ 0.0 years remaining

Method and device for generating additional tension in running threads.

Assignee: Schlafhorst & Co W
•
Filing: 1942-04-24
•
Granted: —
•
Expires: 1962-04-24
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Co W Schlafhorst

Bibliographic Details

Application Number —
Jurisdiction CH
Data Source google_patents
Last Synchronized 2026-10-28 17:58
CPC Classifications
G; G01; G01R; G01R11/00; G01R11/02; B; B65; B65H; B65H59/00; B65H59/10; B65H59/105; B65H59/20; B65H59/22; B65H59/225; B65H2555/00; B65H2555/10; B65H2555/11; B65H2701/00; B65H2701/30; B65H2701/31

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.

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag