CA455029A - Methode de fabrication de carton bitume - Google Patents

Methode de fabrication de carton bitume

Info

Publication number: CA455029A
Authority: CA; Canada
Prior art keywords: manufacture; felted sheet; felted; sheet
Prior art date: 1949-03-08
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

CA455029A

Other languages

English (en)

Inventor

G. Quinn Robert

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.)

Johns Manville Corp

Original Assignee

Johns Manville Corp

Publication date

1949-03-08

1949-03-08 Application granted granted Critical

1949-03-08 Publication of CA455029A publication Critical patent/CA455029A/fr

Status Expired legal-status Critical Current

Links

238000004519 manufacturing process Methods 0.000 title 1
238000000034 method Methods 0.000 title 1

CA455029A Methode de fabrication de carton bitume Expired CA455029A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA455029T

Publications (1)

Publication Number	Publication Date
CA455029A true CA455029A (fr)	1949-03-08

Family

ID=35572768

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA455029A Expired CA455029A (fr)			Methode de fabrication de carton bitume

Country Status (1)

Country	Link
CA (1)	CA455029A (fr)

0
- CA CA455029A patent/CA455029A/fr not_active Expired

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