KR870005117U - Protractor - Google Patents

Protractor

Info

Publication number
KR870005117U
KR870005117U KR2019850011485U KR850011485U KR870005117U KR 870005117 U KR870005117 U KR 870005117U KR 2019850011485 U KR2019850011485 U KR 2019850011485U KR 850011485 U KR850011485 U KR 850011485U KR 870005117 U KR870005117 U KR 870005117U
Authority
KR
South Korea
Prior art keywords
protractor
Prior art date
Application number
KR2019850011485U
Other languages
Korean (ko)
Other versions
KR880000992Y1 (en
Inventor
윤은한
Original Assignee
윤은한
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 윤은한 filed Critical 윤은한
Priority to KR2019850011485U priority Critical patent/KR880000992Y1/en
Publication of KR870005117U publication Critical patent/KR870005117U/en
Application granted granted Critical
Publication of KR880000992Y1 publication Critical patent/KR880000992Y1/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L7/00—Straightedges
    • B43L7/005—Straightedges combined with other drawing aids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L13/00—Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for
    • B43L13/02—Draughting machines or drawing devices for keeping parallelism
    • B43L13/08—Protractor heads
KR2019850011485U 1985-09-09 1985-09-09 A measuring ruler KR880000992Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019850011485U KR880000992Y1 (en) 1985-09-09 1985-09-09 A measuring ruler

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019850011485U KR880000992Y1 (en) 1985-09-09 1985-09-09 A measuring ruler

Publications (2)

Publication Number Publication Date
KR870005117U true KR870005117U (en) 1987-04-22
KR880000992Y1 KR880000992Y1 (en) 1988-03-17

Family

ID=19245150

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019850011485U KR880000992Y1 (en) 1985-09-09 1985-09-09 A measuring ruler

Country Status (1)

Country Link
KR (1) KR880000992Y1 (en)

Also Published As

Publication number Publication date
KR880000992Y1 (en) 1988-03-17

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Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 19950317

Year of fee payment: 8

LAPS Lapse due to unpaid annual fee