FR743550A - - Google Patents
Info
- Publication number
- FR743550A FR743550A FR743550DA FR743550A FR 743550 A FR743550 A FR 743550A FR 743550D A FR743550D A FR 743550DA FR 743550 A FR743550 A FR 743550A
- Authority
- FR
- France
- 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
- B43K5/00—Pens with ink reservoirs in holders, e.g. fountain-pens
- B43K5/02—Ink reservoirs
- B43K5/06—Ink reservoirs with movable pistons for withdrawing ink from an ink-receptacle
- B43K5/08—Ink reservoirs with movable pistons for withdrawing ink from an ink-receptacle with ink-supplying valves
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR743550A true FR743550A (xx) | 1933-04-01 |
Family
ID=1547792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR743550D Expired FR743550A (xx) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR743550A (xx) |
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0
- FR FR743550D patent/FR743550A/fr not_active Expired