CA489322A - Fabrication de tuyaux en beton - Google Patents

Fabrication de tuyaux en beton

Info

Publication number: CA489322A
Authority: CA; Canada
Prior art keywords: manufacture; concrete pipes; pipes; concrete
Prior art date: 1952-12-30
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

CA489322A

Other languages

English (en)

Inventor

Eric Gowing Nelson

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

1952-12-30

1952-12-30 Application granted granted Critical

1952-12-30 Publication of CA489322A publication Critical patent/CA489322A/fr

Status Expired legal-status Critical Current

Links

238000004519 manufacturing process Methods 0.000 title 1

CA489322A Fabrication de tuyaux en beton Expired CA489322A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA489322T

Publications (1)

Publication Number	Publication Date
CA489322A true CA489322A (fr)	1952-12-30

Family

ID=35629048

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA489322A Expired CA489322A (fr)			Fabrication de tuyaux en beton

Country Status (1)

Country	Link
CA (1)	CA489322A (fr)

0
- CA CA489322A patent/CA489322A/fr not_active Expired

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