JPH0397247U - - Google Patents

Info

Publication number
JPH0397247U
JPH0397247U JP600790U JP600790U JPH0397247U JP H0397247 U JPH0397247 U JP H0397247U JP 600790 U JP600790 U JP 600790U JP 600790 U JP600790 U JP 600790U JP H0397247 U JPH0397247 U JP H0397247U
Authority
JP
Japan
Prior art keywords
sensor
visible light
transmitter
light
color
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.)
Pending
Application number
JP600790U
Other languages
English (en)
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 JP600790U priority Critical patent/JPH0397247U/ja
Publication of JPH0397247U publication Critical patent/JPH0397247U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Selective Calling Equipment (AREA)
  • Optical Communication System (AREA)
JP600790U 1990-01-25 1990-01-25 Pending JPH0397247U (enExample)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP600790U JPH0397247U (enExample) 1990-01-25 1990-01-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP600790U JPH0397247U (enExample) 1990-01-25 1990-01-25

Publications (1)

Publication Number Publication Date
JPH0397247U true JPH0397247U (enExample) 1991-10-07

Family

ID=31509692

Family Applications (1)

Application Number Title Priority Date Filing Date
JP600790U Pending JPH0397247U (enExample) 1990-01-25 1990-01-25

Country Status (1)

Country Link
JP (1) JPH0397247U (enExample)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4945287A (enExample) * 1972-09-07 1974-04-30

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4945287A (enExample) * 1972-09-07 1974-04-30

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