CA494040A - Enregistrement magnetique - Google Patents

Enregistrement magnetique

Info

Publication number
CA494040A
CA494040A CA494040A CA494040DA CA494040A CA 494040 A CA494040 A CA 494040A CA 494040 A CA494040 A CA 494040A CA 494040D A CA494040D A CA 494040DA CA 494040 A CA494040 A CA 494040A
Authority
CA
Canada
Prior art keywords
magnetic recording
recording
magnetic
Prior art date
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
CA494040A
Other languages
English (en)
Inventor
D. Downs Charlos
Martin John
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.)
Columbian Carbon Co
Original Assignee
Columbian Carbon Co
Publication date
Application granted granted Critical
Publication of CA494040A publication Critical patent/CA494040A/fr
Expired legal-status Critical Current

Links

CA494040A Enregistrement magnetique Expired CA494040A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA494040T

Publications (1)

Publication Number Publication Date
CA494040A true CA494040A (fr) 1953-06-30

Family

ID=35639435

Family Applications (1)

Application Number Title Priority Date Filing Date
CA494040A Expired CA494040A (fr) Enregistrement magnetique

Country Status (1)

Country Link
CA (1) CA494040A (fr)

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