JPS6376942U - - Google Patents

Info

Publication number
JPS6376942U
JPS6376942U JP1986168142U JP16814286U JPS6376942U JP S6376942 U JPS6376942 U JP S6376942U JP 1986168142 U JP1986168142 U JP 1986168142U JP 16814286 U JP16814286 U JP 16814286U JP S6376942 U JPS6376942 U JP S6376942U
Authority
JP
Japan
Prior art keywords
light
optical
input device
coordinate input
shielding member
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
JP1986168142U
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 JP1986168142U priority Critical patent/JPS6376942U/ja
Priority to US07/020,022 priority patent/US4774404A/en
Publication of JPS6376942U publication Critical patent/JPS6376942U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Position Input By Displaying (AREA)
JP1986168142U 1986-07-16 1986-11-04 Pending JPS6376942U (zh)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1986168142U JPS6376942U (zh) 1986-11-04 1986-11-04
US07/020,022 US4774404A (en) 1986-07-16 1987-02-27 Optical path blockage detecting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986168142U JPS6376942U (zh) 1986-11-04 1986-11-04

Publications (1)

Publication Number Publication Date
JPS6376942U true JPS6376942U (zh) 1988-05-21

Family

ID=31100746

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986168142U Pending JPS6376942U (zh) 1986-07-16 1986-11-04

Country Status (1)

Country Link
JP (1) JPS6376942U (zh)

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