BE545407A - - Google Patents
Info
- Publication number
- BE545407A BE545407A BE545407DA BE545407A BE 545407 A BE545407 A BE 545407A BE 545407D A BE545407D A BE 545407DA BE 545407 A BE545407 A BE 545407A
- Authority
- BE
- Belgium
Links
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
- B43K24/084—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 with saw-like or analogous cams
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K23/00—Holders or connectors for writing implements; Means for protecting the writing-points
- B43K23/016—Holders for crayons or chalks
-
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1141834T | 1956-02-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE545407A true BE545407A (en) |
Family
ID=9642905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE545407D BE545407A (en) | 1956-02-28 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE545407A (en) |
| FR (1) | FR1141834A (en) |
-
0
- BE BE545407D patent/BE545407A/xx unknown
-
1956
- 1956-02-28 FR FR1141834D patent/FR1141834A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1141834A (en) | 1957-09-09 |