JPS643975U - - Google Patents

Info

Publication number
JPS643975U
JPS643975U JP9617687U JP9617687U JPS643975U JP S643975 U JPS643975 U JP S643975U JP 9617687 U JP9617687 U JP 9617687U JP 9617687 U JP9617687 U JP 9617687U JP S643975 U JPS643975 U JP S643975U
Authority
JP
Japan
Prior art keywords
time
fixed scale
scale
displays
work
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
JP9617687U
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 JP9617687U priority Critical patent/JPS643975U/ja
Publication of JPS643975U publication Critical patent/JPS643975U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Displays For Variable Information Using Movable Means (AREA)
  • Drawing Aids And Blackboards (AREA)
JP9617687U 1987-06-23 1987-06-23 Pending JPS643975U (US20080293856A1-20081127-C00127.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9617687U JPS643975U (US20080293856A1-20081127-C00127.png) 1987-06-23 1987-06-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9617687U JPS643975U (US20080293856A1-20081127-C00127.png) 1987-06-23 1987-06-23

Publications (1)

Publication Number Publication Date
JPS643975U true JPS643975U (US20080293856A1-20081127-C00127.png) 1989-01-11

Family

ID=31321013

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9617687U Pending JPS643975U (US20080293856A1-20081127-C00127.png) 1987-06-23 1987-06-23

Country Status (1)

Country Link
JP (1) JPS643975U (US20080293856A1-20081127-C00127.png)

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