KR870012200U - Protractor - Google Patents
ProtractorInfo
- Publication number
- KR870012200U KR870012200U KR2019860000224U KR860000224U KR870012200U KR 870012200 U KR870012200 U KR 870012200U KR 2019860000224 U KR2019860000224 U KR 2019860000224U KR 860000224 U KR860000224 U KR 860000224U KR 870012200 U KR870012200 U KR 870012200U
- Authority
- KR
- South Korea
- Prior art keywords
- protractor
- Prior art date
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
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019860000224U KR880004130Y1 (en) | 1986-01-13 | 1986-01-13 | A ruler with graduator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019860000224U KR880004130Y1 (en) | 1986-01-13 | 1986-01-13 | A ruler with graduator |
Publications (2)
Publication Number | Publication Date |
---|---|
KR870012200U true KR870012200U (en) | 1987-08-03 |
KR880004130Y1 KR880004130Y1 (en) | 1988-11-18 |
Family
ID=19248035
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019860000224U KR880004130Y1 (en) | 1986-01-13 | 1986-01-13 | A ruler with graduator |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR880004130Y1 (en) |
-
1986
- 1986-01-13 KR KR2019860000224U patent/KR880004130Y1/en active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
KR880004130Y1 (en) | 1988-11-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E701 | Decision to grant or registration of patent right | ||
NORF | Unpaid initial registration fee |