JPS5425792B2 - - Google Patents

Info

Publication number
JPS5425792B2
JPS5425792B2 JP4224073A JP4224073A JPS5425792B2 JP S5425792 B2 JPS5425792 B2 JP S5425792B2 JP 4224073 A JP4224073 A JP 4224073A JP 4224073 A JP4224073 A JP 4224073A JP S5425792 B2 JPS5425792 B2 JP S5425792B2
Authority
JP
Japan
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP4224073A
Other languages
Japanese (ja)
Other versions
JPS49131075A (cs
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP4224073A priority Critical patent/JPS5425792B2/ja
Publication of JPS49131075A publication Critical patent/JPS49131075A/ja
Publication of JPS5425792B2 publication Critical patent/JPS5425792B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Electron Sources, Ion Sources (AREA)
JP4224073A 1973-04-16 1973-04-16 Expired JPS5425792B2 (cs)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4224073A JPS5425792B2 (cs) 1973-04-16 1973-04-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4224073A JPS5425792B2 (cs) 1973-04-16 1973-04-16

Publications (2)

Publication Number Publication Date
JPS49131075A JPS49131075A (cs) 1974-12-16
JPS5425792B2 true JPS5425792B2 (cs) 1979-08-30

Family

ID=12630491

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4224073A Expired JPS5425792B2 (cs) 1973-04-16 1973-04-16

Country Status (1)

Country Link
JP (1) JPS5425792B2 (cs)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5442459U (cs) * 1977-08-29 1979-03-22
JPH0754679B2 (ja) * 1987-11-13 1995-06-07 日本電子株式会社 電界放出型電子銃

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3636346A (en) * 1968-03-17 1972-01-18 Hitachi Ltd Electron beam generator for electron microscope or the like apparatus
CA976594A (en) * 1972-02-14 1975-10-21 Vincent J. Coates Field emission electron gun

Also Published As

Publication number Publication date
JPS49131075A (cs) 1974-12-16

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