JPS62129759U - - Google Patents

Info

Publication number
JPS62129759U
JPS62129759U JP1653286U JP1653286U JPS62129759U JP S62129759 U JPS62129759 U JP S62129759U JP 1653286 U JP1653286 U JP 1653286U JP 1653286 U JP1653286 U JP 1653286U JP S62129759 U JPS62129759 U JP S62129759U
Authority
JP
Japan
Prior art keywords
potential
secondary electron
cylindrical body
maintained
center hole
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.)
Granted
Application number
JP1653286U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0518841Y2 (cg-RX-API-DMAC10.html
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 JP1653286U priority Critical patent/JPH0518841Y2/ja
Publication of JPS62129759U publication Critical patent/JPS62129759U/ja
Application granted granted Critical
Publication of JPH0518841Y2 publication Critical patent/JPH0518841Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Analysing Materials By The Use Of Radiation (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Length-Measuring Devices Using Wave Or Particle Radiation (AREA)
JP1653286U 1986-02-07 1986-02-07 Expired - Lifetime JPH0518841Y2 (cg-RX-API-DMAC10.html)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1653286U JPH0518841Y2 (cg-RX-API-DMAC10.html) 1986-02-07 1986-02-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1653286U JPH0518841Y2 (cg-RX-API-DMAC10.html) 1986-02-07 1986-02-07

Publications (2)

Publication Number Publication Date
JPS62129759U true JPS62129759U (cg-RX-API-DMAC10.html) 1987-08-17
JPH0518841Y2 JPH0518841Y2 (cg-RX-API-DMAC10.html) 1993-05-19

Family

ID=30808473

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1653286U Expired - Lifetime JPH0518841Y2 (cg-RX-API-DMAC10.html) 1986-02-07 1986-02-07

Country Status (1)

Country Link
JP (1) JPH0518841Y2 (cg-RX-API-DMAC10.html)

Also Published As

Publication number Publication date
JPH0518841Y2 (cg-RX-API-DMAC10.html) 1993-05-19

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