JPS6438298A - Pencil - Google Patents

Pencil

Info

Publication number
JPS6438298A
JPS6438298A JP19474587A JP19474587A JPS6438298A JP S6438298 A JPS6438298 A JP S6438298A JP 19474587 A JP19474587 A JP 19474587A JP 19474587 A JP19474587 A JP 19474587A JP S6438298 A JPS6438298 A JP S6438298A
Authority
JP
Japan
Prior art keywords
lead body
shaft
surface area
specific
specific surface
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
JP19474587A
Other languages
English (en)
Inventor
Hitoshi Fujimagari
Hiroaki Okabayashi
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 JP19474587A priority Critical patent/JPS6438298A/ja
Publication of JPS6438298A publication Critical patent/JPS6438298A/ja
Pending legal-status Critical Current

Links

JP19474587A 1987-08-04 1987-08-04 Pencil Pending JPS6438298A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19474587A JPS6438298A (en) 1987-08-04 1987-08-04 Pencil

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19474587A JPS6438298A (en) 1987-08-04 1987-08-04 Pencil

Publications (1)

Publication Number Publication Date
JPS6438298A true JPS6438298A (en) 1989-02-08

Family

ID=16329525

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19474587A Pending JPS6438298A (en) 1987-08-04 1987-08-04 Pencil

Country Status (1)

Country Link
JP (1) JPS6438298A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03109793U (ja) * 1990-02-23 1991-11-11

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5144027A (ja) * 1974-10-09 1976-04-15 Pentel Kk Enpitsushinnoseizoho
JPS51129321A (en) * 1975-04-30 1976-11-10 Pentel Kk Method of manufacturing pencil lead
JPS5488424A (en) * 1977-12-23 1979-07-13 Pentel Kk Preparation of lead of pencil
JPS5863768A (ja) * 1981-10-12 1983-04-15 Tonbo Enpitsu:Kk 鉛筆芯

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5144027A (ja) * 1974-10-09 1976-04-15 Pentel Kk Enpitsushinnoseizoho
JPS51129321A (en) * 1975-04-30 1976-11-10 Pentel Kk Method of manufacturing pencil lead
JPS5488424A (en) * 1977-12-23 1979-07-13 Pentel Kk Preparation of lead of pencil
JPS5863768A (ja) * 1981-10-12 1983-04-15 Tonbo Enpitsu:Kk 鉛筆芯

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03109793U (ja) * 1990-02-23 1991-11-11

Similar Documents

Publication Publication Date Title
AU623591B2 (en) A sustained-release preparation and production thereof
GB2219289B (en) Cement composition comprising polymeric phoshonic acid
CA2147372A1 (en) Multidrug resistance gene
CA2330363A1 (en) Diacylglycerol o-acyltransferase
DE3274552D1 (en) Plastisols of copolymers of methylmethacrylate, and their use
JPS6438298A (en) Pencil
AU582815B2 (en) Pulverulent pigments having improved rheologic properties, method for the production and utilization thereof with contents of at least 5 per cent of non sub-stituted chinacridon
JPS6438299A (en) Pencil
EP0178448B1 (de) Zahnersatz für einen extrahierten Zahn
JPS6438297A (en) Pencil
JPS644638A (en) Cohesive polymer matrix and manufacture
Hillenbrand et al. Deformation and Fracture of Semicrystalline Fe, Co, Ni--B Glasses
DE537015C (de) Gluehlampensockel fuer Edison-Fassungen
Knap et al. Drawing of Twisted Square Wire
JPS647435A (en) Manufacture of ceramic supercondctive wire
DE7103760U (de) Kugelfoermiger lampenschirm aus glas oder thermoplastischem kunststoff mit griffrand
EP0295077A3 (en) Composition comprising polymer of 4-methyl-pentene-1
Linhart et al. Materials and Treatment of Gears with Large Modulus
DE3469208D1 (en) Twisted nail
田村光三 Plain living and high thinking
DE3522663C2 (ja)
DE857418C (de) Pressglasteller fuer Entladungsroehren
DE8012940U1 (de) Gehaeuse fuer maschinen-glasthermometer
Le Lay et al. Effects of hydorthermal ageing on glass-vinylester resin composites properties
EP2450004A1 (de) Pressmuffel