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  2. AutoCAD - Wikipedia

    en.wikipedia.org/wiki/AutoCAD

    A man using AutoCAD 2.6 to digitize a drawing of a school building. AutoCAD was derived from a program that began in 1977, and then released in 1979 [5] named Interact CAD, [6] [7] [8] also referred to in early Autodesk documents as MicroCAD, which was written prior to Autodesk's (then Marinchip Software Partners) formation by Autodesk cofounder Michael Riddle.

  3. Engineering drawing abbreviations and symbols - Wikipedia

    en.wikipedia.org/wiki/Engineering_drawing...

    The issuance of a drawing from the engineering/design activity to the production activity. In other words, the event when a draft becomes a completed, official document. A stamp on the drawing saying "ISSUED" documents that RTP has occurred. RTV: room-temperature vulcanizing; return to vendor: 1. RTV sealants, a way to seal joints. 2.

  4. AutoCAD version history - Wikipedia

    en.wikipedia.org/wiki/AutoCAD_version_history

    AutoCAD opens documents with DWG compatibility as a "DWG file format version code" where the specific version code can be found by opening the .dwg file in Windows Notepad or any text editor program. The file contents starts with this string. The file format version code (tag) is dependent on the AutoCAD version. [2]

  5. AutoCAD DXF - Wikipedia

    en.wikipedia.org/wiki/AutoCAD_DXF

    AutoCAD DXF (Drawing Interchange Format, or Drawing Exchange Format) is a computer-aided design (CAD) data file format developed by Autodesk [2] to enable CAD data exchange and interoperability between AutoCAD on different computing platforms.

  6. History of CAD software - Wikipedia

    en.wikipedia.org/wiki/History_of_CAD_software

    Availability of free and open-source CAD software and high costs of advanced and 3D CAD software may restrain the growth of the CAD software market. [25] Free and open-source CAD software packages include FreeCAD , [ 26 ] [ 27 ] [ 28 ] BRL-CAD developed for the US Army, [ 29 ] [ 30 ] QCAD Community Edition , [ 31 ] LibreCAD [ 32 ] and others.

  7. .dwg - Wikipedia

    en.wikipedia.org/wiki/.dwg

    DWG (from drawing) is a proprietary [3] binary file format used for storing two- and three- dimensional design data and metadata. It is the native format for several CAD packages including DraftSight, AutoCAD, ZWCAD, IntelliCAD (and its variants), Caddie and Open Design Alliance compliant applications. In addition, DWG is supported non-natively ...

  8. Glossary of sewing terms - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_sewing_terms

    Darts are created by stitching out a wedge-shaped fold of fabric. They vary in width and length and can be tapered at one or both ends. They frequently appear around the bust and waist. darning 1. Darning is a technique for repairing holes or worn areas in fabric or knitting using needle and thread.

  9. Woodblock printing on textiles - Wikipedia

    en.wikipedia.org/wiki/Woodblock_printing_on_textiles

    Design for a hand woodblock printed textile, showing the complexity of the blocks used to make repeating patterns in the later 19th century. Tulip and Willow by William Morris, 1873. Woodblock printing on textiles is the process of printing patterns on fabrics, typically linen, cotton, or silk, by means of carved wooden blocks.