CA455461A - Fiche perforee et machine pour la perforation et l'usage de cette fiche - Google Patents

Fiche perforee et machine pour la perforation et l'usage de cette fiche

Info

Publication number: CA455461A
Authority: CA; Canada
Prior art keywords: card; perforating; machine; perforated; perforated card
Prior art date: 1949-03-29
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

CA455461A

Other languages

English (en)

Inventor

Daniel Joubin Louis

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

1949-03-29

1949-03-29 Application granted granted Critical

1949-03-29 Publication of CA455461A publication Critical patent/CA455461A/fr

Status Expired legal-status Critical Current

Links

CA455461A Fiche perforee et machine pour la perforation et l'usage de cette fiche Expired CA455461A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA455461T

Publications (1)

Publication Number	Publication Date
CA455461A true CA455461A (fr)	1949-03-29

Family

ID=35573201

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA455461A Expired CA455461A (fr)			Fiche perforee et machine pour la perforation et l'usage de cette fiche

Country Status (1)

Country	Link
CA (1)	CA455461A (fr)

0
- CA CA455461A patent/CA455461A/fr not_active Expired

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