FR550093A - Pencil - Google Patents
PencilInfo
- Publication number
- FR550093A FR550093A FR550093DA FR550093A FR 550093 A FR550093 A FR 550093A FR 550093D A FR550093D A FR 550093DA FR 550093 A FR550093 A FR 550093A
- Authority
- FR
- France
- Prior art keywords
- pencil
- 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
- B43K21/00—Propelling pencils
- B43K21/02—Writing-core feeding mechanisms
- B43K21/08—Writing-core feeding mechanisms with the writing-cores fed by screws
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB522322A GB198041A (en) | 1922-02-22 | 1922-02-22 | Improvements in and relating to the manufacture of mechanical pencils |
Publications (1)
Publication Number | Publication Date |
---|---|
FR550093A true FR550093A (en) | 1923-02-26 |
Family
ID=9792015
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR550093D Expired FR550093A (en) | 1922-02-22 | 1922-04-12 | Pencil |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE400668C (en) |
FR (1) | FR550093A (en) |
GB (1) | GB198041A (en) |
-
1922
- 1922-02-22 GB GB522322A patent/GB198041A/en not_active Expired
- 1922-04-12 FR FR550093D patent/FR550093A/en not_active Expired
- 1922-04-15 DE DER56883D patent/DE400668C/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB198041A (en) | 1923-05-22 |
DE400668C (en) | 1924-08-22 |
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