CA19143A - Signal pneumatique de chemin de fer - Google Patents

Signal pneumatique de chemin de fer

Info

Publication number: CA19143A
Authority: CA; Canada
Prior art keywords: railway signal; pneumatic railway; pneumatic; signal; railway
Prior art date: 1884-04-21
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

CA000019143A

Other languages

English (en)

Inventor

Edward M. Chase

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

1884-04-21

1884-04-21 Application granted granted Critical

1884-04-21 Publication of CA19143A publication Critical patent/CA19143A/fr

Status Expired legal-status Critical Current

Links

CA000019143A Signal pneumatique de chemin de fer Expired CA19143A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA19143T

Publications (1)

Publication Number	Publication Date
CA19143A true CA19143A (fr)	1884-04-21

Family

ID=45135686

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000019143A Expired CA19143A (fr)			Signal pneumatique de chemin de fer

Country Status (1)

Country	Link
CA (1)	CA19143A (fr)

0
- CA CA000019143A patent/CA19143A/fr not_active Expired

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