Mobile Telephones

Mobile Telephones

Released PG 11 min 5.8/10 Votes: 8

How the mobile telephone system works, and how mobile phones can benefit businesses such as trucking and construction companies.

Type:

Movie

Genre:

Documentary

Release:

1949-07-19

Year:

1949

Country:

United States of America

Language:

English

Companies:

Loucks and Norling Studios