DD135599A1 - WRITING OR DRAWING UNIT WITH REGULAR INK OR TUSHING FLOW - Google Patents
WRITING OR DRAWING UNIT WITH REGULAR INK OR TUSHING FLOWInfo
- Publication number
- DD135599A1 DD135599A1 DD20362978A DD20362978A DD135599A1 DD 135599 A1 DD135599 A1 DD 135599A1 DD 20362978 A DD20362978 A DD 20362978A DD 20362978 A DD20362978 A DD 20362978A DD 135599 A1 DD135599 A1 DD 135599A1
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- tushing
- writing
- flow
- drawing unit
- regular ink
- Prior art date
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DD20362978A DD135599A1 (en) | 1978-02-09 | 1978-02-09 | WRITING OR DRAWING UNIT WITH REGULAR INK OR TUSHING FLOW |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DD20362978A DD135599A1 (en) | 1978-02-09 | 1978-02-09 | WRITING OR DRAWING UNIT WITH REGULAR INK OR TUSHING FLOW |
Publications (1)
Publication Number | Publication Date |
---|---|
DD135599A1 true DD135599A1 (en) | 1979-05-16 |
Family
ID=5511492
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DD20362978A DD135599A1 (en) | 1978-02-09 | 1978-02-09 | WRITING OR DRAWING UNIT WITH REGULAR INK OR TUSHING FLOW |
Country Status (1)
Country | Link |
---|---|
DD (1) | DD135599A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4753546A (en) * | 1978-02-14 | 1988-06-28 | Koh-I-Noor Rapidograph, Inc. | Pressure balanced stylographic pen |
-
1978
- 1978-02-09 DD DD20362978A patent/DD135599A1/en not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4753546A (en) * | 1978-02-14 | 1988-06-28 | Koh-I-Noor Rapidograph, Inc. | Pressure balanced stylographic pen |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ENJ | Ceased due to non-payment of renewal fee |