JPS4953660U - - Google Patents

Info

Publication number
JPS4953660U
JPS4953660U JP9781372U JP9781372U JPS4953660U JP S4953660 U JPS4953660 U JP S4953660U JP 9781372 U JP9781372 U JP 9781372U JP 9781372 U JP9781372 U JP 9781372U JP S4953660 U JPS4953660 U JP S4953660U
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.)
Pending
Application number
JP9781372U
Other languages
Japanese (ja)
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 JP9781372U priority Critical patent/JPS4953660U/ja
Publication of JPS4953660U publication Critical patent/JPS4953660U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Electron Sources, Ion Sources (AREA)
JP9781372U 1972-08-22 1972-08-22 Pending JPS4953660U (enrdf_load_html_response)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9781372U JPS4953660U (enrdf_load_html_response) 1972-08-22 1972-08-22

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9781372U JPS4953660U (enrdf_load_html_response) 1972-08-22 1972-08-22

Publications (1)

Publication Number Publication Date
JPS4953660U true JPS4953660U (enrdf_load_html_response) 1974-05-11

Family

ID=28298136

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9781372U Pending JPS4953660U (enrdf_load_html_response) 1972-08-22 1972-08-22

Country Status (1)

Country Link
JP (1) JPS4953660U (enrdf_load_html_response)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3312856A (en) * 1963-03-26 1967-04-04 Gen Electric Rhenium supported metallic boride cathode emitters
US3631291A (en) * 1969-04-30 1971-12-28 Gen Electric Field emission cathode with metallic boride coating

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3312856A (en) * 1963-03-26 1967-04-04 Gen Electric Rhenium supported metallic boride cathode emitters
US3631291A (en) * 1969-04-30 1971-12-28 Gen Electric Field emission cathode with metallic boride coating

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