JPH02134370U - - Google Patents

Info

Publication number
JPH02134370U
JPH02134370U JP4275889U JP4275889U JPH02134370U JP H02134370 U JPH02134370 U JP H02134370U JP 4275889 U JP4275889 U JP 4275889U JP 4275889 U JP4275889 U JP 4275889U JP H02134370 U JPH02134370 U JP H02134370U
Authority
JP
Japan
Prior art keywords
light
detection device
opening
closing
light emitting
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
JP4275889U
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 JP4275889U priority Critical patent/JPH02134370U/ja
Publication of JPH02134370U publication Critical patent/JPH02134370U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Indication Of The Valve Opening Or Closing Status (AREA)
JP4275889U 1989-04-12 1989-04-12 Pending JPH02134370U (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4275889U JPH02134370U (enrdf_load_stackoverflow) 1989-04-12 1989-04-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4275889U JPH02134370U (enrdf_load_stackoverflow) 1989-04-12 1989-04-12

Publications (1)

Publication Number Publication Date
JPH02134370U true JPH02134370U (enrdf_load_stackoverflow) 1990-11-07

Family

ID=31554584

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4275889U Pending JPH02134370U (enrdf_load_stackoverflow) 1989-04-12 1989-04-12

Country Status (1)

Country Link
JP (1) JPH02134370U (enrdf_load_stackoverflow)

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