CH324703A - Wechselschreibstift - Google Patents
WechselschreibstiftInfo
- Publication number
- CH324703A CH324703A CH324703DA CH324703A CH 324703 A CH324703 A CH 324703A CH 324703D A CH324703D A CH 324703DA CH 324703 A CH324703 A CH 324703A
- Authority
- CH
- Switzerland
- Prior art keywords
- pen
- exchange
- exchange pen
- Prior art date
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
- B43K24/16—Mechanisms for selecting, projecting, retracting or locking writing units for selecting, projecting and locking several writing units operated by push-buttons
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEW8993A DE935652C (de) | 1952-07-11 | 1952-07-11 | Wechselschreibstift |
Publications (1)
Publication Number | Publication Date |
---|---|
CH324703A true CH324703A (de) | 1957-10-15 |
Family
ID=7593981
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH324703D CH324703A (de) | 1952-07-11 | 1954-10-14 | Wechselschreibstift |
Country Status (2)
Country | Link |
---|---|
CH (1) | CH324703A (de) |
DE (1) | DE935652C (de) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE682179C (de) * | 1937-05-01 | 1939-10-09 | Adolf Waldmann Fa | Wechselschreibstift mit einem Knopf zum Verschieben der Minentraeger |
DE681845C (de) * | 1937-10-09 | 1939-10-03 | Adolf Waldmann Fa | Wechselschreibstift mit zwangslaeufig der Reihe nach verschiebbaren Minentraegern |
DE699593C (de) * | 1937-12-03 | 1940-12-02 | Adolf Waldmann Fa | Wechselschreibstift mit zwangslaeufig der Reihe nach verschiebbaren Minentraegern |
DE697650C (de) * | 1938-11-16 | 1940-10-18 | Karl Heinrich Heinz | Mehrfachstift, insbesondere Mehrfarbschreibstift, mit zwei in Achsrichtung gegeneinander verschiebbaren Mantelhuelsen |
-
1952
- 1952-07-11 DE DEW8993A patent/DE935652C/de not_active Expired
-
1954
- 1954-10-14 CH CH324703D patent/CH324703A/de unknown
Also Published As
Publication number | Publication date |
---|---|
DE935652C (de) | 1955-11-24 |
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