GB189822740A - A New and Improved Combined Centrolinead and T Square for Architects, Artists, Draughtsmen, and Others. - Google Patents
A New and Improved Combined Centrolinead and T Square for Architects, Artists, Draughtsmen, and Others.Info
- Publication number
- GB189822740A GB189822740A GB189822740DA GB189822740A GB 189822740 A GB189822740 A GB 189822740A GB 189822740D A GB189822740D A GB 189822740DA GB 189822740 A GB189822740 A GB 189822740A
- Authority
- GB
- United Kingdom
- Prior art keywords
- square
- centrolinead
- draughtsmen
- architects
- artists
- 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
Landscapes
- Pivots And Pivotal Connections (AREA)
Abstract
22,740. Hibbert, B. Oct. 29. Centrolineads; squares.-A straight-edge a is carried upon a guide C to which is hinged a pair of arms D, D connected by equal links F, F with a nut E sliding on the guide C. Fixed and adjustable stops on the guide secure the arms at any required angle or in a straight line, in the latter case the instrument being used as a T-square. Guiding- points M, M are fixed to two hinged pieces N, N attached to the board by drawing-pins and shaped so as to take a firm bearing against its edge.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB189822740T | 1898-10-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB189822740A true GB189822740A (en) | 1899-10-14 |
Family
ID=32616619
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB189822740D Expired GB189822740A (en) | 1898-10-29 | 1898-10-29 | A New and Improved Combined Centrolinead and T Square for Architects, Artists, Draughtsmen, and Others. |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB189822740A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2714253A (en) * | 1952-03-31 | 1955-08-02 | Irving S Stone | Perspective drafting machine |
-
1898
- 1898-10-29 GB GB189822740D patent/GB189822740A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2714253A (en) * | 1952-03-31 | 1955-08-02 | Irving S Stone | Perspective drafting machine |
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