| 11. | Automatic telephone switching and routing equipment makes the network function.
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| 12. | Other Gary Companies at the time included International Automatic Telephone Company & British Insulated Cables.
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| 13. | He first conceived his invention in 1888, and patented the automatic telephone exchange in 1891.
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| 14. | A "'miraculous machine'--a mechanical process which could work on scanning', and automatic telephone exchange connections.
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| 15. | Automatic telephones came in operation on July 5, 1962.
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| 16. | On 3 February 1924, the first automatic telephone exchange in Spain is inaugurated in Balaguer.
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| 17. | Air conditioning was fitted throughout the ship, and a 200-line automatic telephone exchange was installed.
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| 18. | The world's first automatic telephone exchange had opened in La Porte, Indiana in November 1892.
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| 19. | The major use of stepping switches was in early automatic telephone exchanges to route telephone calls.
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| 20. | With the coming of the automatic telephone exchange in the early 1970s the houses were moved.
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