CA412797A - Automatic ticketing system - Google Patents

Automatic ticketing system

Info

Publication number: CA412797A
Authority: CA; Canada
Prior art keywords: ticketing system; automatic ticketing; automatic; ticketing
Prior art date: 1943-05-25
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

CA412797A

Other languages

French (fr)

Inventor

Philip Goodwin Wright Esmond

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.)

AT&T Corp

Original Assignee

Western Electric Co Inc

Publication date

1943-05-25

1943-05-25 Application granted granted Critical

1943-05-25 Publication of CA412797A publication Critical patent/CA412797A/en

Status Expired legal-status Critical Current

Links

CA412797A Automatic ticketing system Expired CA412797A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA412797T

Publications (1)

Publication Number	Publication Date
CA412797A true CA412797A (en)	1943-05-25

Family

ID=35521964

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA412797A Expired CA412797A (en)			Automatic ticketing system

Country Status (1)

Country	Link
CA (1)	CA412797A (en)

0
- CA CA412797A patent/CA412797A/en not_active Expired

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