GB852686A - Improvements in or relating to drawing boards having rack and pinion operated straight edges - Google Patents
Improvements in or relating to drawing boards having rack and pinion operated straight edgesInfo
- Publication number
- GB852686A GB852686A GB3300657A GB3300657A GB852686A GB 852686 A GB852686 A GB 852686A GB 3300657 A GB3300657 A GB 3300657A GB 3300657 A GB3300657 A GB 3300657A GB 852686 A GB852686 A GB 852686A
- Authority
- GB
- United Kingdom
- Prior art keywords
- members
- edge
- straight
- board
- rack
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- B43L13/00—Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for
- B43L13/02—Draughting machines or drawing devices for keeping parallelism
- B43L13/04—Guides for rulers
Landscapes
- Transmission Devices (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DENDAT1070961D DE1070961B (US07714131-20100511-C00038.png) | 1957-10-23 | ||
GB3300657A GB852686A (en) | 1957-10-23 | 1957-10-23 | Improvements in or relating to drawing boards having rack and pinion operated straight edges |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3300657A GB852686A (en) | 1957-10-23 | 1957-10-23 | Improvements in or relating to drawing boards having rack and pinion operated straight edges |
Publications (1)
Publication Number | Publication Date |
---|---|
GB852686A true GB852686A (en) | 1960-10-26 |
Family
ID=10347267
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB3300657A Expired GB852686A (en) | 1957-10-23 | 1957-10-23 | Improvements in or relating to drawing boards having rack and pinion operated straight edges |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE1070961B (US07714131-20100511-C00038.png) |
GB (1) | GB852686A (US07714131-20100511-C00038.png) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3177585A (en) * | 1961-05-31 | 1965-04-13 | Smith H Brown | Coordinate positioning and measuring apparatus |
FR2512398A1 (fr) * | 1981-09-10 | 1983-03-11 | Pavailler Louis | Perfectionnements aux regles autoparalleles |
GB2215068A (en) * | 1988-02-12 | 1989-09-13 | Colin Frederick Walton | A drawing board |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1235185B (de) * | 1961-02-11 | 1967-02-23 | Pfaff Ag G M | Gewichtsausgleich fuer Zeichenmaschinen |
-
0
- DE DENDAT1070961D patent/DE1070961B/de active Pending
-
1957
- 1957-10-23 GB GB3300657A patent/GB852686A/en not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3177585A (en) * | 1961-05-31 | 1965-04-13 | Smith H Brown | Coordinate positioning and measuring apparatus |
FR2512398A1 (fr) * | 1981-09-10 | 1983-03-11 | Pavailler Louis | Perfectionnements aux regles autoparalleles |
GB2215068A (en) * | 1988-02-12 | 1989-09-13 | Colin Frederick Walton | A drawing board |
GB2215068B (en) * | 1988-02-12 | 1992-02-19 | Colin Frederick Walton | A drawing board |
Also Published As
Publication number | Publication date |
---|---|
DE1070961B (US07714131-20100511-C00038.png) |
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