Читать книгу The Telephone in America: Bell Telephone System - Anonymous - Страница 2
Table of Contents
ОглавлениеLong Lines—When you call across the land
Other “Custom-tailored” services
“General Staff” services benefit all
Out of the savings of the many
Research Improves Telephone Service
The Laboratories and national defense
Service of Manufacture and Supply
Supplies—when and where needed
How the Bell System was formed
The Future Holds Great Promise
Your telephone is more valuable
