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  2. Engineering drawing abbreviations and symbols - Wikipedia

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

    A list, usually tabular and often on the drawing (if not accompanying the drawing on a separate sheet), listing the parts needed in an assembly, including subparts, standard parts, and hardware. There is no consistently enforced distinction between an L/M, a BoM, or a P/L. PLM: product lifecycle management; plant lifecycle management: See also ...

  3. Parallel rulers - Wikipedia

    en.wikipedia.org/wiki/Parallel_rulers

    Parallel rule in plastic with aluminum arms lying on a cutting mat. Parallel rulers are a drafting instrument used by navigators to draw parallel lines on charts. The tool consists of two straight edges joined by two arms which allow them to move closer or further away while always remaining parallel to each other.

  4. JEDMICS - Wikipedia

    en.wikipedia.org/wiki/JEDMICS

    JEDMICS has been designed as an open, client-server architecture which provides the user with the ability to locate and obtain approved engineering drawings (and associated data). The system provides input services via electronic file transfer , quality assurance review of the drawings, selective retrieval of data using a relational database ...

  5. Joint Electronics Type Designation System - Wikipedia

    en.wikipedia.org/wiki/Joint_Electronics_Type...

    The Joint Electronics Type Designation System (JETDS), which was previously known as the Joint Army-Navy Nomenclature System (AN System. JAN) and the Joint Communications-Electronics Nomenclature System , is a method developed by the U.S. War Department during World War II for assigning an unclassified designator to electronic equipment.

  6. Keuffel and Esser - Wikipedia

    en.wikipedia.org/wiki/Keuffel_and_Esser

    The company's showroom and office building at 127 Fulton Street in the Financial District of Manhattan K&E manufacturing complex in Hoboken, New Jersey. The Keuffel and Esser Co., also known as K&E, was an American drafting instrument and supplies company founded in 1867 by German immigrants Wilhelm J. D. Keuffel and Hermann Esser.

  7. Retractor (medicine) - Wikipedia

    en.wikipedia.org/wiki/Retractor_(medicine)

    The use of metals in tool making was of great importance. A variety of Roman metal instruments of the hook and retractor family have been found by archeologists. These instruments would generally be called hooks if the end was as narrow as the handle of the instrument. If the end was broad, it would be called a retractor.

  8. AN/FPS-16 Instrumentation Radar - Wikipedia

    en.wikipedia.org/wiki/AN/FPS-16_Instrumentation...

    The MPS-39 is a transportable instrument using space-fed-phased-array technology; the TPQ-18, a transportable version of the FPQ-6. The indicator AN (originally "ArmyNavy") does not necessarily mean that the Army, Navy or Air Force use the equipment, but simply that the type nomenclature was assigned according to the military nomenclature ...

  9. List of military electronics of the United States - Wikipedia

    en.wikipedia.org/wiki/List_of_military...

    This article lists American military electronic instruments/systems along with brief descriptions. This list specifically identifies electronic devices which are assigned designations according to the Joint Electronics Type Designation System, beginning with the AN/ prefix.