Patent JPS5333567A successfully refreshed from Google Patents.
JPS5333567A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Exposure method for fluorescent screen of color picture receiver
Assignee: Hitachi Ltd
•
Filing: 1976-09-10
•
Granted: —
•
Expires: 1996-09-10
Abstract
Abstract PURPOSE: To facilitate an easy exposure illuminance control and thus to obtain an effective and good-quality color fluorescent screen by means of a simple means which uses the projection beam for exposure in the form of ultraviolet rays only. COPYRIGHT: (C)1978,JPO&Japio
Inventors
- 👤 Koji Kuki
- 👤 Junichi Tetsu
- 👤 Makoto Ishii
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-11-07 21:24
CPC Classifications
—
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
JPS4979166A
Cited
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.