← Back to Patent Explorer
JPS5212880A Expired / Lapsed JP ⏱️ 0.0 years remaining

Electron-cooled type device for detecting rays of radiant light

Assignee: Fujitsu Ltd
•
Filing: 1975-07-21
•
Granted: —
•
Expires: 1995-07-21
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

Abstract PURPOSE:To obtain an aperture the mounting of which is simplified, which is allowed to have characteristics other than the visual field-confirming effect without encreasing a poser of a cooler.

Inventors

  • 👤 Takaaki Onoe

Bibliographic Details

Application Number —
Jurisdiction JP
Data Source google_patents
Last Synchronized 2026-11-04 15:54
CPC Classifications
G; G01; G01J; G01J5/00; G01J5/10; G01J5/28; F; F25; F25B; F25B21/00; F25B21/02

Claims Analysis

Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.

References Cited (Backward Citations)

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