JPS51122511A - Books to promote the understanding of their contents - Google Patents

Books to promote the understanding of their contents

Info

Publication number
JPS51122511A
JPS51122511A JP4670075A JP4670075A JPS51122511A JP S51122511 A JPS51122511 A JP S51122511A JP 4670075 A JP4670075 A JP 4670075A JP 4670075 A JP4670075 A JP 4670075A JP S51122511 A JPS51122511 A JP S51122511A
Authority
JP
Japan
Prior art keywords
books
promote
understanding
contents
open
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
JP4670075A
Other languages
Japanese (ja)
Inventor
Masaaki Otsuka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 by Individual filed Critical Individual
Priority to JP4670075A priority Critical patent/JPS51122511A/en
Publication of JPS51122511A publication Critical patent/JPS51122511A/en
Pending legal-status Critical Current

Links

Landscapes

  • Toys (AREA)

Abstract

PURPOSE: The open page of the book may be cut open by thin lines affixed to a writing instrument.
COPYRIGHT: (C)1976,JPO&Japio
JP4670075A 1975-04-17 1975-04-17 Books to promote the understanding of their contents Pending JPS51122511A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4670075A JPS51122511A (en) 1975-04-17 1975-04-17 Books to promote the understanding of their contents

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4670075A JPS51122511A (en) 1975-04-17 1975-04-17 Books to promote the understanding of their contents

Publications (1)

Publication Number Publication Date
JPS51122511A true JPS51122511A (en) 1976-10-26

Family

ID=12754634

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4670075A Pending JPS51122511A (en) 1975-04-17 1975-04-17 Books to promote the understanding of their contents

Country Status (1)

Country Link
JP (1) JPS51122511A (en)

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