NL57889C - - Google Patents
Info
- Publication number
- NL57889C NL57889C NL57889DA NL57889C NL 57889 C NL57889 C NL 57889C NL 57889D A NL57889D A NL 57889DA NL 57889 C NL57889 C NL 57889C
- Authority
- NL
- Netherlands
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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pens And Brushes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE236402X | 1942-07-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL57889C true NL57889C (https=) |
Family
ID=5901666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL57889D NL57889C (https=) | 1942-07-03 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE451360A (https=) |
| CH (1) | CH236402A (https=) |
| NL (1) | NL57889C (https=) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2874679A (en) * | 1952-04-10 | 1959-02-24 | Nahum A Bernstein | Fountain pen construction |
-
0
- NL NL57889D patent/NL57889C/xx active
- BE BE451360D patent/BE451360A/xx unknown
-
1943
- 1943-06-28 CH CH236402D patent/CH236402A/de unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2874679A (en) * | 1952-04-10 | 1959-02-24 | Nahum A Bernstein | Fountain pen construction |
Also Published As
| Publication number | Publication date |
|---|---|
| CH236402A (de) | 1945-02-15 |
| BE451360A (https=) |