JPS4987332A - - Google Patents

Info

Publication number
JPS4987332A
JPS4987332A JP48098125A JP9812573A JPS4987332A JP S4987332 A JPS4987332 A JP S4987332A JP 48098125 A JP48098125 A JP 48098125A JP 9812573 A JP9812573 A JP 9812573A JP S4987332 A JPS4987332 A JP S4987332A
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
JP48098125A
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
Publication of JPS4987332A publication Critical patent/JPS4987332A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Electrically Operated Instructional Devices (AREA)
  • Projection Apparatus (AREA)
JP48098125A 1972-08-30 1973-08-30 Pending JPS4987332A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4021172 1972-08-30

Publications (1)

Publication Number Publication Date
JPS4987332A true JPS4987332A (zh) 1974-08-21

Family

ID=10413767

Family Applications (1)

Application Number Title Priority Date Filing Date
JP48098125A Pending JPS4987332A (zh) 1972-08-30 1973-08-30

Country Status (1)

Country Link
JP (1) JPS4987332A (zh)

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