CH167533A - Special pencil to be used for technical drawing. - Google Patents
Special pencil to be used for technical drawing.Info
- Publication number
- CH167533A CH167533A CH167533DA CH167533A CH 167533 A CH167533 A CH 167533A CH 167533D A CH167533D A CH 167533DA CH 167533 A CH167533 A CH 167533A
- Authority
- CH
- Switzerland
- Prior art keywords
- technical drawing
- special pencil
- pencil
- special
- technical
- Prior art date
Links
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE167533X | 1932-06-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH167533A true CH167533A (en) | 1934-02-28 |
Family
ID=5686677
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH167533D CH167533A (en) | 1932-06-24 | 1933-03-02 | Special pencil to be used for technical drawing. |
Country Status (1)
Country | Link |
---|---|
CH (1) | CH167533A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0310799A1 (en) * | 1987-08-26 | 1989-04-12 | Schwan-STABILO Schwanhäusser GmbH & Co. | Propelling instrument for marking with a soft material lead |
-
1933
- 1933-03-02 CH CH167533D patent/CH167533A/en unknown
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0310799A1 (en) * | 1987-08-26 | 1989-04-12 | Schwan-STABILO Schwanhäusser GmbH & Co. | Propelling instrument for marking with a soft material lead |
US5018892A (en) * | 1987-08-26 | 1991-05-28 | Schwan-Stabilo Schwanhaeusser Gmbh & Co. | Applicator device for a stick of spreadable material |
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