CH85084A - Drawing machine. - Google Patents
Drawing machine.Info
- Publication number
- CH85084A CH85084A CH85084DA CH85084A CH 85084 A CH85084 A CH 85084A CH 85084D A CH85084D A CH 85084DA CH 85084 A CH85084 A CH 85084A
- Authority
- CH
- Switzerland
- Prior art keywords
- drawing machine
- machine
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L7/00—Straightedges
- B43L7/04—Straightedges with rollers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drawing Aids And Blackboards (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH85084T | 1919-07-22 | ||
GB21782/20A GB169336A (en) | 1919-07-22 | 1920-07-20 | Improvements in or relating to drawing apparatus |
US398261A US1433839A (en) | 1919-07-22 | 1920-07-22 | Drawing apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
CH85084A true CH85084A (en) | 1920-09-01 |
Family
ID=23574675
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH85084D CH85084A (en) | 1919-07-22 | 1919-07-22 | Drawing machine. |
Country Status (5)
Country | Link |
---|---|
US (1) | US1433839A (en) |
CH (1) | CH85084A (en) |
DE (1) | DE352098C (en) |
FR (1) | FR526730A (en) |
GB (1) | GB169336A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE963304C (en) * | 1954-11-13 | 1957-05-02 | Wilhelm Mai | ruler |
DE1032125B (en) * | 1956-03-16 | 1958-06-12 | Chi Liang Cho | Drawing device |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5433012A (en) * | 1991-11-14 | 1995-07-18 | Liu; Bao-Shen | Rolling rule |
-
1919
- 1919-07-22 CH CH85084D patent/CH85084A/en unknown
-
1920
- 1920-07-20 GB GB21782/20A patent/GB169336A/en not_active Expired
- 1920-07-22 US US398261A patent/US1433839A/en not_active Expired - Lifetime
- 1920-07-22 DE DE1920352098D patent/DE352098C/en not_active Expired
- 1920-10-28 FR FR526730A patent/FR526730A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE963304C (en) * | 1954-11-13 | 1957-05-02 | Wilhelm Mai | ruler |
DE1032125B (en) * | 1956-03-16 | 1958-06-12 | Chi Liang Cho | Drawing device |
Also Published As
Publication number | Publication date |
---|---|
US1433839A (en) | 1922-10-31 |
FR526730A (en) | 1921-10-13 |
DE352098C (en) | 1922-04-25 |
GB169336A (en) | 1921-09-29 |
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