JPS5239366A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Electronic gun device
Assignee: Hitachi Ltd
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Filing: 1975-09-25
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Granted: —
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Expires: 1995-09-25
Abstract
Abstract PURPOSE: Second stage automatic static concentration of electron beams by electronic lenses formed between second, third and third, fourth grids is achieved, wheredy the disorder of static concentration is prevented. COPYRIGHT: (C)1977,JPO&Japio
Inventors
- 👤 Genichi Watabe
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-11-07 09:48
CPC Classifications
—
Claims Analysis
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References Cited (Backward Citations)
JPS4952532A
Cited
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