JPS5199402A - - Google Patents

Info

Publication number
JPS5199402A
JPS5199402A JP50023981A JP2398175A JPS5199402A JP S5199402 A JPS5199402 A JP S5199402A JP 50023981 A JP50023981 A JP 50023981A JP 2398175 A JP2398175 A JP 2398175A JP S5199402 A JPS5199402 A JP S5199402A
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
JP50023981A
Other versions
JPS5935219B2 (ja
Inventor
Koichi Oota
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP50023981A priority Critical patent/JPS5935219B2/ja
Publication of JPS5199402A publication Critical patent/JPS5199402A/ja
Publication of JPS5935219B2 publication Critical patent/JPS5935219B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Monitoring And Testing Of Transmission In General (AREA)
  • Optical Communication System (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)
JP50023981A 1975-02-28 1975-02-28 光伝送方式 Expired JPS5935219B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50023981A JPS5935219B2 (ja) 1975-02-28 1975-02-28 光伝送方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50023981A JPS5935219B2 (ja) 1975-02-28 1975-02-28 光伝送方式

Publications (2)

Publication Number Publication Date
JPS5199402A true JPS5199402A (ja) 1976-09-02
JPS5935219B2 JPS5935219B2 (ja) 1984-08-27

Family

ID=12125726

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50023981A Expired JPS5935219B2 (ja) 1975-02-28 1975-02-28 光伝送方式

Country Status (1)

Country Link
JP (1) JPS5935219B2 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02108993U (ja) * 1988-10-31 1990-08-30

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50156949A (ja) * 1974-06-07 1975-12-18

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50156949A (ja) * 1974-06-07 1975-12-18

Also Published As

Publication number Publication date
JPS5935219B2 (ja) 1984-08-27

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