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2. Pantograph - Wikipedia

   en.wikipedia.org/wiki/Pantograph

   Drafting pantograph in use Pantograph used for scaling a picture. The red shape is traced and enlarged. Pantograph 3d rendering. A pantograph (from Greek παντ- 'all, every' and γραφ- 'to write', from their original use for copying writing) is a mechanical linkage connected in a manner based on parallelograms so that the movement of one pen, in tracing an image, produces identical ...

3. List of duplicating processes - Wikipedia

   en.wikipedia.org/wiki/List_of_duplicating_processes

   Methods of copying handwritten letters Manifold stylographic writer, using early "carbonic paper" Letter copying book process; Mechanical processes Tracing to make accurate hand-drawn copies; Pantograph, manual device for making drawn copies without tracing, can also enlarge or reduce; Printmaking, which includes engraving and etching

4. Physiognotrace - Wikipedia

   en.wikipedia.org/wiki/Physiognotrace

   A pantograph connected to a pencil produced within a few minutes a "grand trait", a contour line on a piece of paper. With the help of a second scaling-down pantograph, the basic features of the portrait were transferred from the sheet in the form of dotted lines to a copper plate, which had previously been prepared with a ground for etching.

5. List of PDF software - Wikipedia

   en.wikipedia.org/wiki/List_of_PDF_software

   command-line tools to manipulate, edit and convert documents; supports filling of PDF forms with FDF/XFDF data. PDF-XChange Viewer: Freeware: Freeware PDF reader, tagger, editor (simple editions) and converter (free for non-commercial uses). Allows edit of text, draw lines, highlighting of Text, measuring distance. Solid PDF Tools: Proprietary

6. Copy-evident document - Wikipedia

   en.wikipedia.org/wiki/Copy-evident_document

   Copy-evident documents have features that make it detectable that a copy is not the original. In security printing , various methods such as void pantograph are used to create patterns that are hard to copy exactly and when copied inexactly produces an easily detectable image.

7. Technical drawing tool - Wikipedia

   en.wikipedia.org/wiki/Technical_drawing_tool

   Drafting tools may be used for measurement and layout of drawings, or to improve the consistency and speed of creation of standard drawing elements. Tools such as pens and pencils mark the drawing medium. Other tools such as straight edges, assist the operator in drawing straight lines, or assist the operator in drawing complicated shapes ...