FR51255E - Advanced mechanical pencil - Google Patents
Advanced mechanical pencilInfo
- Publication number
- FR51255E FR51255E FR51255DA FR51255E FR 51255 E FR51255 E FR 51255E FR 51255D A FR51255D A FR 51255DA FR 51255 E FR51255 E FR 51255E
- Authority
- FR
- France
- Prior art keywords
- mechanical pencil
- advanced mechanical
- advanced
- pencil
- mechanical
- 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.)
- Expired
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
- B43K24/10—Mechanisms for selecting, projecting, retracting or locking writing units for selecting, projecting and locking several writing units
- B43K24/12—Mechanisms for selecting, projecting, retracting or locking writing units for selecting, projecting and locking several writing units operating by means sliding in longitudinally-slotted casings
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR51255T | 1940-09-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR51255E true FR51255E (en) | 1942-02-18 |
Family
ID=8686135
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR51255D Expired FR51255E (en) | 1940-09-11 | 1940-09-11 | Advanced mechanical pencil |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR51255E (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2676570A (en) * | 1949-08-01 | 1954-04-27 | Kahn David Inc | Writing instrument |
US2883966A (en) * | 1953-10-07 | 1959-04-28 | Caran D Ache Crayons | Multi-color pencil |
US2884900A (en) * | 1952-09-16 | 1959-05-05 | Flo Ball Pen Corp | Writing instrument |
US6217241B1 (en) * | 1999-04-30 | 2001-04-17 | Mitsubishi Pencil Kabushiki Kaisha | Multiplex writing implement |
-
1940
- 1940-09-11 FR FR51255D patent/FR51255E/en not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2676570A (en) * | 1949-08-01 | 1954-04-27 | Kahn David Inc | Writing instrument |
US2884900A (en) * | 1952-09-16 | 1959-05-05 | Flo Ball Pen Corp | Writing instrument |
US2883966A (en) * | 1953-10-07 | 1959-04-28 | Caran D Ache Crayons | Multi-color pencil |
US6217241B1 (en) * | 1999-04-30 | 2001-04-17 | Mitsubishi Pencil Kabushiki Kaisha | Multiplex writing implement |
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