JPS5374922A - Method of producing lead of pencil - Google Patents

Method of producing lead of pencil

Info

Publication number
JPS5374922A
JPS5374922A JP15043976A JP15043976A JPS5374922A JP S5374922 A JPS5374922 A JP S5374922A JP 15043976 A JP15043976 A JP 15043976A JP 15043976 A JP15043976 A JP 15043976A JP S5374922 A JPS5374922 A JP S5374922A
Authority
JP
Japan
Prior art keywords
pencil
producing lead
lead
producing
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.)
Granted
Application number
JP15043976A
Other languages
Japanese (ja)
Other versions
JPS6123228B2 (en
Inventor
Takashi Takashima
Masumi Koishi
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.)
Pentel Co Ltd
Original Assignee
Pentel Co Ltd
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 Pentel Co Ltd filed Critical Pentel Co Ltd
Priority to JP15043976A priority Critical patent/JPS5374922A/en
Publication of JPS5374922A publication Critical patent/JPS5374922A/en
Publication of JPS6123228B2 publication Critical patent/JPS6123228B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Inks, Pencil-Leads, Or Crayons (AREA)
JP15043976A 1976-12-15 1976-12-15 Method of producing lead of pencil Granted JPS5374922A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15043976A JPS5374922A (en) 1976-12-15 1976-12-15 Method of producing lead of pencil

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15043976A JPS5374922A (en) 1976-12-15 1976-12-15 Method of producing lead of pencil

Publications (2)

Publication Number Publication Date
JPS5374922A true JPS5374922A (en) 1978-07-03
JPS6123228B2 JPS6123228B2 (en) 1986-06-04

Family

ID=15496945

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15043976A Granted JPS5374922A (en) 1976-12-15 1976-12-15 Method of producing lead of pencil

Country Status (1)

Country Link
JP (1) JPS5374922A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6011084A (en) * 1998-06-26 2000-01-04 Binney & Smith Inc. Erasable colored pencil lead

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6011084A (en) * 1998-06-26 2000-01-04 Binney & Smith Inc. Erasable colored pencil lead

Also Published As

Publication number Publication date
JPS6123228B2 (en) 1986-06-04

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