Exhibit of the Western Electric Company
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Article
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1885
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Elsevier Science
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English
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EXHIBIT OF THE "WESTERN ELECTRIC CO~fPANY. The Hotel Fire Alarm and Room Call, exhibited by this company, is designed for the following purposes: When a call is received in the office by means of the annunciator, the clerk, by pressing one of the push buttons, can signif~ to the guest that the call