JPS5818211Y2 - 電子銃 - Google Patents

電子銃

Info

Publication number
JPS5818211Y2
JPS5818211Y2 JP1977052489U JP5248977U JPS5818211Y2 JP S5818211 Y2 JPS5818211 Y2 JP S5818211Y2 JP 1977052489 U JP1977052489 U JP 1977052489U JP 5248977 U JP5248977 U JP 5248977U JP S5818211 Y2 JPS5818211 Y2 JP S5818211Y2
Authority
JP
Japan
Prior art keywords
cathode
electrode
wehnelt electrode
electron gun
wehnelt
Prior art date
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
JP1977052489U
Other languages
English (en)
Japanese (ja)
Other versions
JPS53146345U (enrdf_load_stackoverflow
Inventor
田村伸昭
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jeol Ltd
Original Assignee
Jeol Ltd
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 by Jeol Ltd filed Critical Jeol Ltd
Priority to JP1977052489U priority Critical patent/JPS5818211Y2/ja
Publication of JPS53146345U publication Critical patent/JPS53146345U/ja
Application granted granted Critical
Publication of JPS5818211Y2 publication Critical patent/JPS5818211Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Electron Sources, Ion Sources (AREA)
JP1977052489U 1977-04-25 1977-04-25 電子銃 Expired JPS5818211Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1977052489U JPS5818211Y2 (ja) 1977-04-25 1977-04-25 電子銃

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1977052489U JPS5818211Y2 (ja) 1977-04-25 1977-04-25 電子銃

Publications (2)

Publication Number Publication Date
JPS53146345U JPS53146345U (enrdf_load_stackoverflow) 1978-11-17
JPS5818211Y2 true JPS5818211Y2 (ja) 1983-04-13

Family

ID=28943778

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1977052489U Expired JPS5818211Y2 (ja) 1977-04-25 1977-04-25 電子銃

Country Status (1)

Country Link
JP (1) JPS5818211Y2 (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0732819Y2 (ja) * 1988-07-22 1995-07-31 扶桑電機工業株式会社 扉の開閉装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5119751A (en) * 1974-08-08 1976-02-17 Yamanouchi Pharma Co Ltd 22 jimechiruamino 11 benzoshikuroarukanooruno shinkiseiho

Also Published As

Publication number Publication date
JPS53146345U (enrdf_load_stackoverflow) 1978-11-17

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