The Lorimer Presto-phone system (patented)
Subtitle: an automatic telephone system for private inside service
Publisher: Canadian Independent Telephone Co. Ltd.
Published: 1912
Place of publication: Toronto
Language: eng
Number of pages: 15
Subjects: Telephone systems; Telephone switchboards; Telephone; Téléphonie; Standards (Téléphone); Téléphone; Telephones
Other titles: Presto-phone, an automatic telephone for private inside systems.
Notes: Cover title: The Presto-phone, an automatic telephone for private inside systems.

"Bulletin no. 5"--Cover page.

Trade Literature.