CA277616A - Appareil electrique a signaux - Google Patents

Appareil electrique a signaux

Info

Publication number: CA277616A
Authority: CA; Canada
Prior art keywords: signalling apparatus; electric signalling; electric; signalling
Prior art date: 1928-02-07
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

CA277616A

Other languages

English (en)

Inventor

Ames Butler

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

Publication date

1928-02-07

1928-02-07 Application granted granted Critical

1928-02-07 Publication of CA277616A publication Critical patent/CA277616A/fr

Status Expired legal-status Critical Current

Links

230000011664 signaling Effects 0.000 title 1

CA277616A Appareil electrique a signaux Expired CA277616A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA277616T

Publications (1)

Publication Number	Publication Date
CA277616A true CA277616A (fr)	1928-02-07

Family

ID=35210707

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA277616A Expired CA277616A (fr)			Appareil electrique a signaux

Country Status (1)

Country	Link
CA (1)	CA277616A (fr)

0
- CA CA277616A patent/CA277616A/fr not_active Expired

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