← Back to Patent Explorer
DE861932C Expired / Lapsed DE ⏱️ 0.0 years remaining

Ophthalmometer

Assignee: Individual
•
Filing: 1949-11-27
•
Granted: 1953-01-08
•
Expires: 1969-11-27
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Wilhelm E Krahn

Bibliographic Details

Application Number —
Jurisdiction DE
Data Source google_patents
Last Synchronized 2026-11-05 16:18
CPC Classifications
A; A61; A61B; A61B3/00; A61B3/10; A61B3/107

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