JPS50159750A - - Google Patents

Info

Publication number
JPS50159750A
JPS50159750A JP6658074A JP6658074A JPS50159750A JP S50159750 A JPS50159750 A JP S50159750A JP 6658074 A JP6658074 A JP 6658074A JP 6658074 A JP6658074 A JP 6658074A JP S50159750 A JPS50159750 A JP S50159750A
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
JP6658074A
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 JP6658074A priority Critical patent/JPS50159750A/ja
Publication of JPS50159750A publication Critical patent/JPS50159750A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Optical Integrated Circuits (AREA)
  • Glass Compositions (AREA)
JP6658074A 1974-06-13 1974-06-13 Pending JPS50159750A (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6658074A JPS50159750A (de) 1974-06-13 1974-06-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6658074A JPS50159750A (de) 1974-06-13 1974-06-13

Publications (1)

Publication Number Publication Date
JPS50159750A true JPS50159750A (de) 1975-12-24

Family

ID=13320021

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6658074A Pending JPS50159750A (de) 1974-06-13 1974-06-13

Country Status (1)

Country Link
JP (1) JPS50159750A (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52127346A (en) * 1976-04-19 1977-10-25 Nippon Telegr & Teleph Corp <Ntt> Directive optical coupler
JP2007298895A (ja) * 2006-05-08 2007-11-15 Nec Corp 光学素子、光学集積デバイス及びその製造方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4917750A (de) * 1972-06-05 1974-02-16

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4917750A (de) * 1972-06-05 1974-02-16

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52127346A (en) * 1976-04-19 1977-10-25 Nippon Telegr & Teleph Corp <Ntt> Directive optical coupler
JPS563521B2 (de) * 1976-04-19 1981-01-26
JP2007298895A (ja) * 2006-05-08 2007-11-15 Nec Corp 光学素子、光学集積デバイス及びその製造方法

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