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1882

1885

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1884

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Ericsson opens its first major factory at Tulegatan

Ericsson opens its first major factory at Tulegatan

PDF: 1884 The Long Distance Telephone Co.

1884 The Long Distance Telephone Co.

Woods patents improved telephone transmitter

Granville Woods

PDF: American Bell Telephone Annual Report, 1884

American Bell Telephone Annual Report, 1884