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The model 302 telephone is a desk set telephone that was manufactured in the United States by Western Electric from 1937 until 1955, and by Northern Electric in Canada until the late 1950s, until well after the introduction of the 500-type telephone in 1949. The sets were routinely refurbished into the 1960s.
A telephone magneto is a hand-cranked electrical generator that uses permanent magnets to produce alternating current from a rotating armature. In early telegraphy , magnetos were used to power instruments, while in telephony they were used to generate electrical current to drive electromechanical ringers in telephone sets and activate signals ...
A group camp, a pack station and 81 cabins all communicate by magneto-type crank phones. One ring is for the pack station, two rings is for the camp and three rings means "all cabins pick up." [51] There are also eight emergency telephone stations located along the hiking trail. [52] The system is a single wire using the ground as a return path ...
Stromberg-Carlson was a United States telecommunications equipment and electronics manufacturing company. It was formed in 1894 as a partnership by Swedish immigrants Alfred Stromberg (1861 Varnhem, Sweden - 1913 Chicago) and Androv Carlson (1854 Tommared, Sweden - 1925 Chicago).
Western Electric Co., Inc. was an American electrical engineering and manufacturing company that operated from 1869 to 1996. A subsidiary of the AT&T Corporation for most of its lifespan, Western Electric was the primary manufacturer, supplier, and purchasing agent for all telephone equipment for the Bell System from 1881 until 1984, when the Bell System was dismantled.
The Americana Edition Wall Telephone (a modern reproduction of Western Electric's 1892 oak magneto wall set) (rotary only) Other Design Line telephones available in the 1970s and early 1980s include: [1] Accent (resembles a Princess phone, available in blue, green or yellow with wicker or detective paper inlay) (rotary and touch-tone)
Kellogg company logo as used from the 1920s to the 1950s. The Kellogg Switchboard and Supply Company was an American manufacturer of telecommunication equipment. Anticipating the expiration of the earliest, fundamental Bell System patents, Milo G. Kellogg, an electrical engineer, founded the company in 1897 in Chicago to produce telephone exchange equipment and telephone apparatus.
Leich Electric GB 301A field telephone. Leich Electric was a manufacturing company of telecommunications equipment in the United States. Leich produced telephone sets, switchboards, telephone exchange equipment, and associated tools and materials for the independent telephone market in the United States and Canada.
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