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In 1979, H & R Johnson was acquired by Nocros Plc, which continues to own 50% of Philkeram - Johnson S.A. In 1982, Industrial Mining S.A. was founded to produce and market building materials, specializing in tile adhesives and grouts. Initially, Philkeram Johnson produced only white square tiles (15x15 cm), but soon expanded to other colors.
This is a list of some of the more commonly known problems that are NP-complete when expressed as decision problems. As there are thousands of such problems known, this list is in no way comprehensive. Many problems of this type can be found in Garey & Johnson (1979).
This is a list of products and services provided by Johnson & Johnson (J&J). Medical technologies In ... List of Johnson & Johnson products and services.
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S. C. Johnson's line of wax-reliant products necessitated Herbert Fisk Johnson Jr.’s 1935 expedition to Fortaleza, Brazil, to find a direct sustainable source of wax. [11] From April 1935 until May 1950, the company was the sponsor for the Fibber McGee and Molly radio show, officially known as The Johnson Wax Program. [12]
Soluble salt vitrified tiles are screen printed and polished. Double charge vitrified tiles are fed through a press that prints the pattern with a double layer of pigment, 3 to 4 mm thicker than other types of tile. This process does not permit complex patterns but results in a long-wearing tile surface, suitable for heavy traffic commercial ...
The journal included reviews of research, books, and academic conferences, as well as primary results in the form of brief reports. It also reviewed what it considered to be notable aspects of patents and relevant scientific literature. Occasionally articles on the history, geological occurrences, and exploitation of platinum group metals were ...
In parquetry, more casually known as flooring, herringbone patterns can be accomplished in wood, brick, and tile.Subtle alternating colors may be used to create a distinctive floor pattern, or the materials used may be the same, causing the floor to look uniform from a distance.