DE90764C - - Google Patents
Info
- Publication number
- DE90764C DE90764C DENDAT90764D DE90764DA DE90764C DE 90764 C DE90764 C DE 90764C DE NDAT90764 D DENDAT90764 D DE NDAT90764D DE 90764D A DE90764D A DE 90764DA DE 90764 C DE90764 C DE 90764C
- Authority
- DE
- Germany
- Prior art keywords
- slot
- pin
- pencil
- button
- slots
- 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.)
- Active
Links
- 230000002441 reversible Effects 0.000 claims 2
- 239000007787 solid Substances 0.000 claims 1
- 210000002832 Shoulder Anatomy 0.000 description 1
- 210000001138 Tears Anatomy 0.000 description 1
Classifications
-
- 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
Landscapes
- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
Publications (1)
Publication Number | Publication Date |
---|---|
DE90764C true DE90764C (nl) |
Family
ID=362445
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DENDAT90764D Active DE90764C (nl) |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE90764C (nl) |
-
0
- DE DENDAT90764D patent/DE90764C/de active Active
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