Home / Books / Computers & Internet / The Gray Matter : The Forgotten Story of the Telephone

The Gray Matter : The Forgotten Story of the Telephone

Name: The Gray Matter : The Forgotten Story of the Telephone
Author: Burton H Baker
ISBN: 9780615113296

Burton H Baker

145 pages

Telepress

Jan 2001

Computers & Internet WSBN

Readers

Reviews

Discussions

Quotes

Find a copy Shop in

New & used on Amazon Find ebook Find audiobook

Formats and availability vary by store. As an Amazon Associate I earn from qualifying purchases.

Find in a library Discover similar books

🎧 Prefer to listen? Turn any book or PDF into audio with SpeakMyPDF →

Alexander Graham Bell filed a patent application and Elisha Gray filed a caveat, both on February 14, 1876. Bell obtained information from the caveat, then amended his application and made his first speaking telephone. That was the start of the complete telephone business in our country.