JPS6112616B2 - - Google Patents

Info

Publication number
JPS6112616B2
JPS6112616B2 JP53140451A JP14045178A JPS6112616B2 JP S6112616 B2 JPS6112616 B2 JP S6112616B2 JP 53140451 A JP53140451 A JP 53140451A JP 14045178 A JP14045178 A JP 14045178A JP S6112616 B2 JPS6112616 B2 JP S6112616B2
Authority
JP
Japan
Prior art keywords
tungsten
cathode structure
rhenium
electron emission
surface layer
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
JP53140451A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5568049A (en
Inventor
Osamu Yamazaki
Tadashi Shimizu
Ryozo Akyama
Yukio Takanashi
Kazuo Kobayashi
Tatsuo Shimizu
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.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric Co 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 Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Priority to JP14045178A priority Critical patent/JPS5568049A/ja
Publication of JPS5568049A publication Critical patent/JPS5568049A/ja
Publication of JPS6112616B2 publication Critical patent/JPS6112616B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Microwave Tubes (AREA)
  • Solid Thermionic Cathode (AREA)
JP14045178A 1978-11-16 1978-11-16 Cathode structure for electron tube Granted JPS5568049A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14045178A JPS5568049A (en) 1978-11-16 1978-11-16 Cathode structure for electron tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14045178A JPS5568049A (en) 1978-11-16 1978-11-16 Cathode structure for electron tube

Publications (2)

Publication Number Publication Date
JPS5568049A JPS5568049A (en) 1980-05-22
JPS6112616B2 true JPS6112616B2 (enrdf_load_stackoverflow) 1986-04-09

Family

ID=15268918

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14045178A Granted JPS5568049A (en) 1978-11-16 1978-11-16 Cathode structure for electron tube

Country Status (1)

Country Link
JP (1) JPS5568049A (enrdf_load_stackoverflow)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5244196A (en) * 1975-10-03 1977-04-06 Citizen Watch Co Ltd Container of thin and compact type piezoelectric oscillator

Also Published As

Publication number Publication date
JPS5568049A (en) 1980-05-22

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