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The electric tube company

Publisher
Elsevier Science
Year
1885
Tongue
English
Weight
680 KB
Volume
119
Category
Article
ISSN
0016-0032

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๐Ÿ“œ SIMILAR VOLUMES

Exhibit of the Western Electric Company
Exhibit of the Western Electric Company
๐Ÿ“‚ Article ๐Ÿ“… 1885 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 105 KB

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