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Hammacher Schlemmer first began as a hardware store at 221 The Bowery, where it remained from 1848 to 1859.It later moved to 209 The Bowery, remaining from 1859 to 1904. The yellow fever plague of 1822, ascribed to impure water, desolated lower Manhattan and caused business and terrified inhabitants to move out of town to Greenwich Villag
Hammacher Schlemmer is the earliest still surviving mail-order business, established by Alfred Hammacher in New York City in 1848. Offering mechanic's tools and builder's hardware, its first catalogue was published in 1881. [19] T. Eaton Co. Limited was founded in 1869 in Toronto by Timothy Eaton, an Irish immigrant.
A fiber-optic patch cord is constructed from a core with a high refractive index, surrounded by a coating with a low refractive index, that is strengthened by aramid yarns and surrounded by a protective jacket. Transparency of the core permits transmission of optic signals with little loss over great distances.
Connectors on polarization-maintaining fiber are sometimes marked with a blue strain relief boot or connector body. Sometimes a blue buffer tube is used on the fiber instead. [23] Hardened Fiber Optic Connectors (HFOCs) and Hardened Fiber Optic Adapters (HFOAs) are passive telecommunications components used in an outside plant environment. They ...
An optical ground wire (also known as an OPGW or, in the IEEE standard, an optical fiber composite overhead ground wire) is a type of cable that is used in overhead power lines. Such cable combines the functions of grounding and communications .
A patch cable, patch cord or patch lead is an electrical or fiber-optic cable used to connect ("patch in") one electronic or optical device to another for signal routing. Devices of different types (e.g., a switch connected to a computer, or a switch to a router ) are connected with patch cords.
These fiber optic coating layers are applied during the fiber draw, at speeds approaching 100 kilometers per hour (60 mph). Fiber optic coatings are applied using one of two methods: wet-on-dry and wet-on-wet. In wet-on-dry, the fiber passes through a primary coating application, which is then UV cured, then through the secondary coating ...
Oskar Schlemmer (1888–1943), German painter, sculptor, designer and choreographer associated with the Bauhaus school; Raymond Schlemmer was a seminal figure in the early history of Scouting in France, from 1922 to 1952. In late 1937, French Scouting sent Scoutmaster Schlemmer.