KR830000438U - 샤아프펜슬의 절손심 제거구 - Google Patents
샤아프펜슬의 절손심 제거구Info
- Publication number
- KR830000438U KR830000438U KR2019800004385U KR800004385U KR830000438U KR 830000438 U KR830000438 U KR 830000438U KR 2019800004385 U KR2019800004385 U KR 2019800004385U KR 800004385 U KR800004385 U KR 800004385U KR 830000438 U KR830000438 U KR 830000438U
- Authority
- KR
- South Korea
- Prior art keywords
- sharpness
- removal tool
- mechanical pencil
- pencil
- mechanical
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K21/00—Propelling pencils
- B43K21/02—Writing-core feeding mechanisms
- B43K21/027—Writing-core feeding mechanisms with sliding tubelike writing-core guide
- B43K21/033—Writing-core feeding mechanisms with sliding tubelike writing-core guide with automatic feed by pressure during use of pencil
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K24/00—Mechanisms for selecting, projecting, retracting or locking writing units
- B43K24/02—Mechanisms for selecting, projecting, retracting or locking writing units for locking a single writing unit in only fully projected or retracted positions
- B43K24/08—Mechanisms for selecting, projecting, retracting or locking writing units for locking a single writing unit in only fully projected or retracted positions operated by push-buttons
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019800004385U KR840001761Y1 (ko) | 1980-07-09 | 1980-07-09 | 샤아프펜슬의 절손심(折損芯) 제거구 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019800004385U KR840001761Y1 (ko) | 1980-07-09 | 1980-07-09 | 샤아프펜슬의 절손심(折損芯) 제거구 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR830000438U true KR830000438U (ko) | 1983-06-17 |
KR840001761Y1 KR840001761Y1 (ko) | 1984-09-18 |
Family
ID=72143247
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019800004385U KR840001761Y1 (ko) | 1980-07-09 | 1980-07-09 | 샤아프펜슬의 절손심(折損芯) 제거구 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR840001761Y1 (ko) |
-
1980
- 1980-07-09 KR KR2019800004385U patent/KR840001761Y1/ko active
Also Published As
Publication number | Publication date |
---|---|
KR840001761Y1 (ko) | 1984-09-18 |
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