1970518

9780615113296

Gray Matter The Forgotten Story Of The Telephone

Gray Matter The Forgotten Story Of The Telephone
$72.95
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  • ISBN-13: 9780615113296
  • ISBN: 061511329X
  • Publication Date: 2002
  • Publisher: Telepress

AUTHOR

Baker, Burton H.

SUMMARY

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.Baker, Burton H. is the author of 'Gray Matter The Forgotten Story Of The Telephone', published 2002 under ISBN 9780615113296 and ISBN 061511329X.

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