CA178319A - Telephone system - Google Patents

Telephone system

Info

Publication number
CA178319A
CA178319A CA000178319A CA178319DA CA178319A CA 178319 A CA178319 A CA 178319A CA 000178319 A CA000178319 A CA 000178319A CA 178319D A CA178319D A CA 178319DA CA 178319 A CA178319 A CA 178319A
Authority
CA
Canada
Prior art keywords
telephone system
telephone
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA000178319A
Other languages
French (fr)
Inventor
Franklin W. Adsit
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA178319A publication Critical patent/CA178319A/en
Expired legal-status Critical Current

Links

CA000178319A 1916-12-26 1916-12-26 Telephone system Expired CA178319A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA178319T 1916-12-26

Publications (1)

Publication Number Publication Date
CA178319A true CA178319A (en) 1917-07-24

Family

ID=45297972

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000178319A Expired CA178319A (en) 1916-12-26 1916-12-26 Telephone system

Country Status (1)

Country Link
CA (1) CA178319A (en)

Similar Documents

Publication Publication Date Title
CA167736A (en) Telephone system
CA172953A (en) Telephone system
CA173904A (en) Telephone system
CA174086A (en) Telephone system
CA175427A (en) Telephone system
CA175624A (en) Telephone system
CA175625A (en) Telephone system
CA176096A (en) Telephone system
CA176356A (en) Telephone system
CA176770A (en) Telephone system
CA177083A (en) Telephone system
CA177491A (en) Telephone system
CA178265A (en) Telephone system
CA178319A (en) Telephone system
CA178633A (en) Telephone system
CA178647A (en) Telephone system
CA178987A (en) Telephone system
CA179149A (en) Telephone system
CA180375A (en) Telephone system
CA181642A (en) Telephone system
CA192100A (en) Telephone system
CA172888A (en) Inter-c0mmunicating telephone
CA180965A (en) Telephone trunking system
CA175732A (en) Telephone transmission system
CA175425A (en) Telephone switching system