JPS49131075A - - Google Patents

Info

Publication number
JPS49131075A
JPS49131075A JP48042240A JP4224073A JPS49131075A JP S49131075 A JPS49131075 A JP S49131075A JP 48042240 A JP48042240 A JP 48042240A JP 4224073 A JP4224073 A JP 4224073A JP S49131075 A JPS49131075 A JP S49131075A
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.)
Granted
Application number
JP48042240A
Other languages
Japanese (ja)
Other versions
JPS5425792B2 (enrdf_load_stackoverflow
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 (enrdf_load_stackoverflow)

Priority Applications (1)

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

Applications Claiming Priority (1)

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

Publications (2)

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

Family

ID=12630491

Family Applications (1)

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

Country Status (1)

Country Link
JP (1) JPS5425792B2 (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5442459U (enrdf_load_stackoverflow) * 1977-08-29 1979-03-22
JPH01130454A (ja) * 1987-11-13 1989-05-23 Jeol Ltd 電界放出型電子銃

Citations (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
JPS4948273A (enrdf_load_stackoverflow) * 1972-02-14 1974-05-10

Patent Citations (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
JPS4948273A (enrdf_load_stackoverflow) * 1972-02-14 1974-05-10

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5442459U (enrdf_load_stackoverflow) * 1977-08-29 1979-03-22
JPH01130454A (ja) * 1987-11-13 1989-05-23 Jeol Ltd 電界放出型電子銃

Also Published As

Publication number Publication date
JPS5425792B2 (enrdf_load_stackoverflow) 1979-08-30

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