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Throughout its history Lufkin patented a variety of devices and manufacturing processes. US 149321, Lufkin, Edward Taylor, "Improvement in Board Measures", issued April 7, 1874
Lufkin is a provider of rod lift products, automated control and optimization equipment and software for rod lift equipment to the oil and gas industry. It was an independent company until being acquired by GE Oil & Gas in July 2013, which later merged with Baker Hughes to create Baker Hughes , a GE Company (BHGE).
A return merchandise authorization (RMA), return authorization (RA) or return goods authorization (RGA) is a part of the process of returning a product to receive a refund, replacement, or repair to which buyer and seller agree during the product's warranty period. [1] [2]
Tape measures are often designed for specific uses or trades. Tapes may have different scales, be made of different materials, and be of different lengths depending on the intended use. Tape measures used in tailoring are called "sewing tape". Originally made from flexible cloth or plastic, fiberglass is now the preferred material due to its ...
In 1970, Starrett took over granite product maker Herman Stone Co., relocating production to a new plant in Mount Airy, North Carolina, in 1985 that also makes saws and measuring equipment. In 1986, Starrett took over the Evans Rule Company, the world's largest tape measure manufacturer, and in 1990 the company bought Sigma Optical, a British ...
The Magnuson–Moss Warranty Act (P.L. 93-637) is a United States federal law (15 U.S.C. § 2301 et seq.). Enacted in 1975, the federal statute governs warranties on consumer products. The law does not require any product to have a warranty (it may be sold "as is"), but if it does have a warranty, the warranty must comply with this law.
Dial indicators typically measure ranges from 0.25 mm to 300 mm (0.015in to 12.0in), with graduations of 0.001 mm to 0.01 mm or 0.00005in to 0.001in (imperial/customary). Various names are used for indicators of different types and purposes, including dial gauge , clock , probe indicator , pointer , test indicator , dial test indicator , drop ...
A diameter tape (D-tape) is a measuring tape used to estimate the diameter of a cylinder object, typically the stem of a tree or pipe. A diameter tape has either metric or imperial measurements reduced by the value of π. This means the tape measures the diameter of the object. It is assumed that the cylinder object is a perfect circle.