Patent DE669480C successfully refreshed from Google Patents.
← Back to Patent Explorer
DE669480C Expired / Lapsed DE ⏱️ 0.0 years remaining

Note gate

Assignee: MUELLER FRANZ MASCHF
•
Filing: 1937-09-21
•
Granted: 1938-12-28
•
Expires: 1957-09-21
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Josef Kueppers

Bibliographic Details

Application Number —
Jurisdiction DE
Data Source google_patents
Last Synchronized 2026-11-09 09:07
CPC Classifications
D; D02; D02H; D02H1/00; B; B65; B65H; B65H57/00; B65H57/22; 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